On August 7, 2024, according to the announcement on the National Public Resource Trading Platform, Hubei Yihua New Energy Co., Ltd. announced the winning bid for the construction general contracting of the 50,000 ton per year chlorinated polyethylene project, with China Chemical Engineering 16th Construction Co., Ltd. as the winning bidder. The scope of winning the bid includes all construction and installation projects within the scope of the bidding documents, construction drawings issued by the employer, design changes, and technical contact forms. The winning bid is 75960022.21 yuan, with a performance period of 300 days, and the project quality goal is to meet the qualified standards.