**Crab Du Hui and Crab Mantang are not one and the same**. Although both companies are engaged in the breeding and sale of hairy crabs, they are two different brands and belong to different companies.

Crab Du Hui was founded in 2008, headquartered in Shallow Water Bay Street, Suzhou Industrial Park, Jiangsu Province, is a private joint-stock enterprise.

The brand of Crabtree belongs to Shanghai Hao Crab Hui Industry Co., Ltd, which was founded in 2006 and is a private joint-stock enterprise with more than ten years of experience in hairy crab cultivation and sales.