General Motors’ China business runs into problems
A worker checks the quality of a vehicle before rolling off the assembly line at the production workshop of SAIC General Motors Wuling in Qingdao, East China's Shandong province, Jan. 28, 2023. (Photo credit should readCFOTO | Future Publishing | Getty ImagesGeneral Motors is losing ground in China, its top sales market for more than a decade and one of two main profit engines for the Detroit automaker.The company's market share in the country, including its joint ventures, has plummeted from roughly 15% in 2015 to 9.8%…