Founded in Shanghai in 2019, Shanghai Jisi Environmental Protection Technology Co., Ltd. is a technology, sales and service company focusing on the environmental protection of industrial exhaust gas; In the same period, a brand new catalyst brand "Hive Tech" was created for the industrial exhaust catalyst market, aiming to provide high-quality catalysts for the market. The establishment of "Haifu" hopes to make domestic brands occupy a place in this market through continuous R&D investment and its advanced production equipment. Our fully automated production line brings fast response and delivery as well as high quality and stability. Localized production brings high cost performance products, thus breaking the monopoly and leading position of imported catalysts.