diff --git a/src/i18n/langCS.ts b/src/i18n/langCS.ts
index 792172af3b..f5e4d812db 100644
--- a/src/i18n/langCS.ts
+++ b/src/i18n/langCS.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Czech.
@@ -139,4 +139,4 @@
             }
         }
     }
-};
\ No newline at end of file
+};
diff --git a/src/i18n/langDE.ts b/src/i18n/langDE.ts
index 9d8e435d06..3d8b6e73f2 100644
--- a/src/i18n/langDE.ts
+++ b/src/i18n/langDE.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: German.
@@ -139,4 +139,4 @@ export default {
             }
         }
     }
-};
\ No newline at end of file
+};
diff --git a/src/i18n/langEN.ts b/src/i18n/langEN.ts
index 311c6a22af..266280cf6c 100644
--- a/src/i18n/langEN.ts
+++ b/src/i18n/langEN.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: English.
diff --git a/src/i18n/langFR.ts b/src/i18n/langFR.ts
index c41007ae78..2a501aff87 100644
--- a/src/i18n/langFR.ts
+++ b/src/i18n/langFR.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Français.
diff --git a/src/i18n/langHU.ts b/src/i18n/langHU.ts
index 172582c89b..3cdce9b837 100644
--- a/src/i18n/langHU.ts
+++ b/src/i18n/langHU.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Hungarian.
diff --git a/src/i18n/langIT.ts b/src/i18n/langIT.ts
index d5db5fa705..75199920ce 100644
--- a/src/i18n/langIT.ts
+++ b/src/i18n/langIT.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Italian.
diff --git a/src/i18n/langJA.ts b/src/i18n/langJA.ts
index e894921b25..cd431d5046 100644
--- a/src/i18n/langJA.ts
+++ b/src/i18n/langJA.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Japanese.
diff --git a/src/i18n/langKO.ts b/src/i18n/langKO.ts
index bc364eae14..6901ac1b9f 100644
--- a/src/i18n/langKO.ts
+++ b/src/i18n/langKO.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Korean.
diff --git a/src/i18n/langPL.ts b/src/i18n/langPL.ts
index 1b8fca468a..c84be2ebee 100644
--- a/src/i18n/langPL.ts
+++ b/src/i18n/langPL.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Polish
diff --git a/src/i18n/langPT-br.ts b/src/i18n/langPT-br.ts
index 8d6eb014f7..47c098661b 100644
--- a/src/i18n/langPT-br.ts
+++ b/src/i18n/langPT-br.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Portuguese (Brazil).
diff --git a/src/i18n/langRO.ts b/src/i18n/langRO.ts
index 5dab83dcba..51ee51ef12 100644
--- a/src/i18n/langRO.ts
+++ b/src/i18n/langRO.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Romanian.
diff --git a/src/i18n/langSI.ts b/src/i18n/langSI.ts
index 7042da01dc..6a1d287463 100644
--- a/src/i18n/langSI.ts
+++ b/src/i18n/langSI.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Slovenian.
@@ -139,4 +139,4 @@ export default {
             }
         }
     }
-};
\ No newline at end of file
+};
diff --git a/src/i18n/langTR.ts b/src/i18n/langTR.ts
index c3b40d14f5..f984abcd71 100644
--- a/src/i18n/langTR.ts
+++ b/src/i18n/langTR.ts
@@ -1,21 +1,21 @@
 /*
-* Licensed to the Apache Software Foundation (ASF) under one
-* or more contributor license agreements.  See the NOTICE file
-* distributed with this work for additional information
-* regarding copyright ownership.  The ASF licenses this file
-* to you under the Apache License, Version 2.0 (the
-* "License"); you may not use this file except in compliance
-* with the License.  You may obtain a copy of the License at
-*
-*   http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing,
-* software distributed under the License is distributed on an
-* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-* KIND, either express or implied.  See the License for the
-* specific language governing permissions and limitations
-* under the License.
-*/
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 /**
  * Language: Türkçe.
diff --git a/src/i18n/langVI.ts b/src/i18n/langVI.ts
new file mode 100644
index 0000000000..287e2e39c5
--- /dev/null
+++ b/src/i18n/langVI.ts
@@ -0,0 +1,167 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/**
+ * Language: Vietnamese.
+ */
+
+export default {
+  time: {
+    month: [
+      'Tháng 1',
+      'Tháng 2',
+      'Tháng 3',
+      'Tháng 4',
+      'Tháng 5',
+      'Tháng 6',
+      'Tháng 7',
+      'Tháng 8',
+      'Tháng 9',
+      'Tháng 10',
+      'Tháng 11',
+      'Tháng 12'
+    ],
+    monthAbbr: [
+      'Th01',
+      'Th02',
+      'Th03',
+      'Th04',
+      'Th05',
+      'Th06',
+      'Th07',
+      'Th08',
+      'Th09',
+      'Th10',
+      'Th11',
+      'Th12'
+    ],
+    dayOfWeek: [
+      'Chủ nhật',
+      'Thứ hai',
+      'Thứ ba',
+      'Thứ tư',
+      'Thứ năm',
+      'Thứ sáu',
+      'Thứ bảy'
+    ],
+    dayOfWeekAbbr: ['CN', 'T2', 'T3', 'T4', 'T5', 'T6', 'T7']
+  },
+  legend: {
+    selector: {
+      all: 'Tất cả',
+      inverse: 'Ngược lại'
+    }
+  },
+  toolbox: {
+    brush: {
+      title: {
+        rect: 'Chọn theo ô',
+        polygon: 'Chọn theo đường bất kỳ',
+        lineX: 'Chọn theo chiều ngang',
+        lineY: 'Chọn theo chiều dọc',
+        keep: 'Giữ đã chọn',
+        clear: 'Bỏ đã chọn'
+      }
+    },
+    dataView: {
+      title: 'Xem dữ liệu',
+      lang: ['Xem dữ liệu', 'Đóng', 'Làm mới']
+    },
+    dataZoom: {
+      title: {
+        zoom: 'Phóng to',
+        back: 'Bỏ phóng to'
+      }
+    },
+    magicType: {
+      title: {
+        line: 'Chuyển sang biểu đồ đường',
+        bar: 'Chuyển sang biểu đồ cột',
+        stack: 'Xếp chồng',
+        tiled: 'Lát'
+      }
+    },
+    restore: {
+      title: 'Khôi phục'
+    },
+    saveAsImage: {
+      title: 'Lưu thành ảnh',
+      lang: ['Bấm phải chuột để lưu ảnh']
+    }
+  },
+  series: {
+    typeNames: {
+      pie: 'Biều đồ tròn',
+      bar: 'Biểu đồ cột',
+      line: 'Biểu đồ đường',
+      scatter: 'Biểu đồ phân tán',
+      effectScatter: 'Biểu đồ gợn sóng',
+      radar: 'Biểu đồ Radar',
+      tree: 'Biểu đồ cây',
+      treemap: 'Sơ đồ cây',
+      boxplot: 'Biểu đồ hộp',
+      candlestick: 'Biều đồ nến',
+      k: 'Biểu đồ đường K',
+      heatmap: 'Bản đồ nhiệt',
+      map: 'Bản đồ',
+      parallel: 'Bản đồ tọa độ song song',
+      lines: 'Biểu đồ đường',
+      graph: 'Đồ thị quan hệ',
+      sankey: 'Sơ đồ dòng',
+      funnel: 'Biểu đồ hình phễu',
+      gauge: 'Biểu đồ cung tròn',
+      pictorialBar: 'Biểu diễn hình ảnh',
+      themeRiver: 'Bản đồ sông',
+      sunburst: 'Biểu đồ bậc'
+    }
+  },
+  aria: {
+    general: {
+      withTitle: 'Đây là biểu đồ "{title}"',
+      withoutTitle: 'Đây là biểu đồ'
+    },
+    series: {
+      single: {
+        prefix: '',
+        withName: ' với kiểu {seriesType} tên là {seriesName}.',
+        withoutName: ' với kiểu {seriesType}.'
+      },
+      multiple: {
+        prefix: '. Nó bao gồm {seriesCount} chuỗi.',
+        withName:
+          ' Chuỗi {seriesId} có kiểu {seriesType} đại diện cho {seriesName}.',
+        withoutName: ' Chuỗi {seriesId} có kiểu {seriesType}.',
+        separator: {
+          middle: '',
+          end: ''
+        }
+      }
+    },
+    data: {
+      allData: 'Dữ liệu như sau: ',
+      partialData: 'Các mục {displayCnt} đầu tiên là: ',
+      withName: 'dữ liệu cho {name} là {value}',
+      withoutName: '{value}',
+      separator: {
+        middle: ', ',
+        end: '. '
+      }
+    }
+  }
+};
diff --git a/src/i18n/langZH.ts b/src/i18n/langZH.ts
index 4f1bd661a4..3bd239cdec 100644
--- a/src/i18n/langZH.ts
+++ b/src/i18n/langZH.ts
@@ -135,4 +135,4 @@ export default {
             }
         }
     }
-};
\ No newline at end of file
+};