Where is the starting point and ending point of Shuangnen Expressway, and how many kilometers is its total length?

Shuangnenjiang Expressway (Shuangliao-Nenjiang Expressway), numbered G45 12, starts from shuangliao city, Siping City and ends at the intersection of Qiannen Highway in Nenjiang City, Qiqihar City, with a total length of 7 14.203 km.

Shuangnen Expressway passes through the province.

Jilin Province and Heilongjiang Province.

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Some cities crossing Shuangnen Expressway

Heilongjiang: Qiqihar.