Every evening at 6 o'clock is the time when most office workers or students get off work. Many people go shopping at this time. Therefore, at 6 o'clock, there are many people in Cai Zhong aquatic products wholesale.

Nanjing Cai Zhong Wholesale Market Co., Ltd. was established on April 3, 2009, registered in da li Community, Dongshan Street, Jiangning District, Nanjing, and its legal representative is Fu Bin.