According to the brand website, Zhejiang Wufangzhai Industrial Co., Ltd. is mainly engaged in research and development, production and sales of glutinous rice food. On the basis of inheriting the national food culture, the company constantly innovated and modernized the production technology of the famous Jiahu boutique in Ming and Qing Dynasties, and formed a product group with rice products such as moon cakes, glutinous rice balls, cakes and egg products as a whole, which was dominated by zongzi.

Wufangzhai began in 192 1, and the company's zongzi making method originated from the traditional craft passed down for a hundred years. Its production skills were listed in the third batch of national intangible cultural heritage list by the Ministry of Culture on 20 1 1. Wufangzhai is the first batch of Chinese time-honored enterprises in China, and was recognized as a well-known trademark in China by the State Trademark Office in 2004.