On May 28, 2021, the company signed a tower and heat exchanger contract with Shao Wuyong and Jintang New Materials Co., Ltd., with a contract amount of 16.5 million yuan.

Shao Wuyonghe is a subsidiary of Zhejiang Yonghe Refrigeration Co., Ltd. (stock code: 605020). The project covers an area of 574 acres and has a total investment of 1.859 billion yuan. It was a key provincial project in 2019, mainly producing new fluorinated refrigerant R32 (difluoromethane), as well as fluorinated polymer products such as PTFE (polytetrafluoroethylene), FEP (polytetrafluoroethylene), PFA (soluble polytetrafluoroethylene), and supporting AHF (anhydrous hydrofluoric acid) Production equipment for intermediate products such as F22 (difluoromethane) and TFE (tetrafluoroethylene).