Lishui District s246. According to Baidu map information, the address of Nanjing Hong Chen Social Practice Base is s246, Lishui District, Nanjing City, Jiangsu Province. Nanjing Hong Chen Social Practice Base is a comprehensive education base specializing in teenagers' social practice and research tourism. It is characterized by rich and varied curriculum design, safe and comfortable accommodation environment, professional teachers and strict teaching quality monitoring, and is committed to cultivating young people's teamwork ability, innovative practice ability and social responsibility.