| Sanhe Township | |
| Native Name Lang: | zh-hans |
| Settlement Type: | Ethnic township |
| Pushpin Map: | Inner Mongolia |
| Pushpin Map Caption: | Location in Inner Mongolia |
| Coordinates: | 50.4508°N 120.1092°W |
| Subdivision Type: | Country |
| Subdivision Name: | People's Republic of China |
| Subdivision Type1: | Region |
| Subdivision Name1: | Inner Mongolia |
| Subdivision Type2: | Prefecture-level city |
| Subdivision Name2: | Hulunbuir |
| Subdivision Type3: | County-level city |
| Subdivision Name3: | Ergun |
| Subdivision Type4: | Village-level divisions |
| Subdivision Name4: | 3 residential communities |
| Unit Pref: | Metric |
| Elevation M: | 645 |
| Population Total: | 11497 |
| Population As Of: | 2006 |
| Population Density Km2: | auto |
| Timezone1: | China Standard |
| Utc Offset1: | +8 |
| Postal Code Type: | Postal code |
| Area Code: | 0470 |
Sanhe is a Hui ethnic township of Ergun City in northeastern Inner Mongolia, People's Republic of China,[1] located about north-northwest of downtown Ergun., it has 3 residential communities (Chinese: 居委会) under its administration,[2] and, 11,497 resided here.[3] It is the home of the Sanhe cattle and Sanhe horse.
There are two schools: Ergun City Sanhe Primary School (额尔古纳市三河小学) and Ergun City Sanhe Secondary School (额尔古纳市三河中学).[4]