Pomegranate Zhuang West Street, Fengtai District, Beijing. The largest wholesale market of frozen goods in China is Beijing Jingshen Seafood Wholesale Market. According to Baidu map, this wholesale market is located in Shiliuzhuang West Street, Fengtai District, Beijing. Market is one of various systems, institutions, procedures, legal strengthening and infrastructure that all parties participate in the exchange. Although all parties can exchange goods and services through barter, most markets rely on sellers to provide goods or services (including labor) in exchange for buyers' money.