A bipartisan group of lawmakers on Feb. 16 sent a letter to Amazon CEO Andy Jassy, asking the U.S. retail giant to support a Chinese whistleblower, who was jailed and tortured after he exposed poor working conditions at one of the company’s suppliers in China. Tang Mingfang, 43, was formerly an engineer at electronics manufacturer Foxconn’s factory in Hengyang, a city in central China’s Hunan Province. He worked on mass production and quality control for several of Amazon’s products, including Kindle and Echo smart speakers. In 2019, Tang leaked internal documents and photos to New York-based labor rights group China Labor Watch (CLW), showing that Foxconn was illegally using student workers, classified as “interns,” to work overtime and on night shifts. A subsequent CLW investigation found that the students were from local vocational schools or colleges, and they were “often physically and verbally” attacked by their teachers if they refused …