| Information | |
|---|---|
| Name | Khu 3 (đồi Cao) |
| Postal Code | 201910, 201911, 201912, 201913, 201914, 201915, 201916, 201917, 201918, 201919, 201920, 201921, 201922, 201923, 201924, 201925 |
| Wards | Hà Lầm |
| Provincial cities | Hạ Long |
| Provinces | Quảng Ninh |
| Regions | Đông Bắc |
| Place Type | town | Language | VI | HASC |
| Daylight Saving Time | NOT APPLICABLE |
| Local Date |
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| Local Time |
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