the John Wan center in John Wan, Dongguan is the most prosperous in South China. There is a large supermarket here, with a large population density, and life, transportation, education and medical care are very convenient. In addition, Wanjiang Street is located in the west of Dongguan City, Guangdong Province, in the economic corridor of Guangdong, Hong Kong and Macao, near the mouth of the Pearl River, surrounded by Dongjiang River and its tributaries, with rich waterfront resources.