Zhejiang Jiayu Technology Co., Ltd. was established on September 19, 2018, with a registered capital of 358 million RMB. The company focuses on providing safe and hygienic products and services to major brands, large chain enterprises, and multinational companies. Its main production and sales include disposable dining supplies such as cups, bowls, food containers, and tableware made from plastic, paper, and biodegradable bagasse products.

           The parent company, Wankai New Materials Co., Ltd. (website: https://www.wkai.cc, stock code: 301216), was established in 2008. It is a leading enterprise in the research, production, and sales of PET polyester materials in China, committed to providing healthy, safe, environmentally friendly, and high-quality polyester materials to society. Zhengkai Group Co., Ltd. (web: https://www.zhink.cc/), established on October 31, 1997, is a modern group enterprise focusing on the global PET and textile industries. The headquarters is located at the Nordic Wealth Center in Qianjiang Century City, Hangzhou, Zhejiang Province. Its industrial bases are distributed across Zhejiang; Chongqing; Shandong and Sichuan.

         The group currently owns one listed company (Wankai New Material), two national high-tech enterprises, an academician workstation, a post-doctoral research station, a national textile product development base, and three provincial-level technology centers. Its business spans over 80 countries and regions worldwide. Over the years, the group has been recognized among the "Top 500 Private Enterprises in China," "Top 500 Private Manufacturing Enterprises in China," and "Top 500 Zhejiang Business Enterprises Nationwide.