On October 27, 2021, the company received a letter of acceptance from Puyang Huicheng Electronic Materials Co., Ltd. for the stainless steel heat exchanger, with a winning amount of 6.2 million yuan.

Puyang Huicheng Electronic Materials Co., Ltd. (stock code: 300481), located in the National Puyang Economic and Technological Development Zone, was established in 2002. It is a joint-stock national high-tech listed enterprise that integrates scientific research, production, and operation. It specializes in the research and production of anhydride and anhydride derivatives, and its products are widely used in various fields such as electronic component packaging materials, electrical equipment insulation materials, coatings, composite materials, etc.