Ding Dong Shopping is a self-operated fresh-keeping platform and a life service APP that provides delivery service. The main products provided are vegetables, bean products, fruits, meat and poultry eggs, aquatic products and seafood, rice flour, grain and oil, snack food and so on. It is operated and developed by Shanghai Yibaimei Network Technology Co., Ltd. [1]. In June, 20021,Ding Dong Shopping announced that it had completed the D+ round financing of US$ 330 million, which was led by Softbank Vision Fund. [9] On June 9, Ding Dong bought vegetables and submitted the application documents for IPO listing to the US Securities and Exchange Commission [10]. On March 16, 2022, the Market Supervision Bureau of Haidian District, Beijing stated that, in line with the principle of "fast, strict and heavy", Beijing Bujiang E-commerce Co., Ltd., the main food buyer in Ding Dong, was placed on file for investigation.