| Tangchi | |
| Native Name: | 汤池 |
| Official Name: | 汤池镇 |
| Settlement Type: | Town |
| Subdivision Type: | Country |
| Subdivision Name: | China |
| Subdivision Type1: | Province |
| Subdivision Name1: | Heilongjiang |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Qiqihar |
| Subdivision Type3: | County |
| Subdivision Name3: | Tailai County |
| Population Density Km2: | auto |
| Pushpin Label: | Tangchi |
| Pushpin Label Position: | left |
| Pushpin Map: | China Heilongjiang |
| Coordinates: | 46.9847°N 123.77°W |
| Elevation M: | 146 |
| Timezone: | China Standard |
| Utc Offset: | +8 |
| Postal Code Type: | Postal code |
Tangchi is a town in Tailai County, western Heilongjiang province, Northeast China, about south-southwest of the prefecture city Qiqihar.
It was the site of a battle in the Jiangqiao Campaign on November 17, 1931, between Ma Zhanshan's 23,000 Chinese and 3,500 Japanese under Lt. General Jiro Tamon during the invasion of Manchuria.