The G10<small>11</small> HarbinâÂÂTongjiang Expressway (), commonly referred to as the Hatong Expressway (), is an expressway that connects the cities of Harbin, Heilongjiang, China, and Tongjiang, a county-level city in Jiamusi, Heilongjiang. It is completely in Heilongjiang Province.
Also, this expressway has the same route as Asian Highway Network AH33.
The expressway is a spur or auxiliary line of the G10 SuifenheâÂÂManzhouli Expressway. The HarbinâÂÂTongjiang Expressway meets the SuifenheâÂÂManzhouli Expressway at Harbin.
The expressway passes through the cities of Harbin, Jiamusi, Shuangyashan, and ends at Tongjiang, which is a county-level city of Jiamusi.