In this Tuesday, Oct. 20, 2015 photo, vendors wait for customers at Liushi China Electronic City, a market known for selling counterfeit electronic components, in the town of Liushi near Wenzhou city in eastern China's Zhejiang province. As counterfeiting flourished in China, a lucrative parallel industry of investigators blossomed to fight it. The AP found cases of investigative fraud where western firms paid investigators who were themselves manufacturing or selling counterfeit goods. (AP Photo/Ng Han Guan)