Baoshan–Tengchong Expressway

Baoshan–Tengchong Expressway also known as Baoteng Expressway is a national-level expressway in Yunnan, China, part of G5615 Tianbao–Houqiao Expressway. It connects the city of Baoshan and Tengchong. The expressway was built between 2007 and 2016. The key project of the expressway is a bridge named Longjiang Bridge, one of the highest in the world sitting 280 m above the Long River below. The total cost of the expressway is approximately 4.6 billion Yuan, about 71.97 million Yuan per kilometer. It is also the first expressway which built up at volcano area in China.

The expressway was an independent Yunnan provincial expressway with code S10, it was merged into the G5615 Tianbao–Houqiao Expressway in the National Road Network Plan 2022.