The first wet acid production project in Africa undertaken by Zhuzhou Hongda Polymer Materials Co., Ltd. - Low concentration SO2 wet sulfuric acid production project. Based on more than 20 years of experience in wet acid production technology precipitation, proprietary equipment research and development, production and operation, and EPC project implementation and management, the project was completed and put into operation in September 2024, with an annual output of 80000 tons of sulfuric acid.