The G5512 Jincheng–Xinxiang Expressway (Chinese: 晋城—新乡高速公路), commonly referred to as the Jinxin Expressway (Chinese: 晋新高速公路), is an expressway in China that connects Jincheng, Shanxi and Xinxiang, Henan.

The expressway is a spur of G55 Erenhot–Guangzhou Expressway.

[1] Note: italic indicates the routes that were available in 2013 network plan, but removed in 2022 network plan