Xincheng East Road, Wancheng District. There is a secondhand goods wholesale market in Xincheng East Road, Wancheng District, Nanyang City, which is a market specializing in selling old-fashioned popcorn machines and other machines. The traditional popcorn machine in China is the "cannon hand-cranked popcorn machine", and making popcorn with the old popcorn machine is also called "popcorn popping".