The Shantou–Kunming Expressway (Chinese: 汕头—昆明高速公路), designated as G78 and commonly referred to as the Shankun Expressway (Chinese: 汕昆高速公路) is an expressway in China that connects the cities of Shantou, Guangdong, and Kunming, Yunnan.

In Guangdong, the expressway is complete only from Shantou to Longchuan County.

The expressway is complete from Pingle County to the Guangdong border and from Liuzhou to Yizhou.

The entire portion in Guizhou is under construction.

The expressway is complete only from Shilin Yi Autonomous County to Kunming.