Zhuzhou Hongda Polymer Materials Co., Ltd. undertakes the EPC project for the deep treatment of coal chemical acid gas environmental protection. The
project started construction at the end of May 2019 and was put into operation in December 2019. The first batch of materials produced qualified products. In May 2020, with the joint participation of the construction unit, general contracting unit, design unit, supervision unit, etc., it passed the 168 hour device performance assessment and acceptance in one go and has been running stably ever since.