The company was founded in 1993 and listed on the Shanghai Stock Exchange in 2004. The business segment covers environmental engineering, refrigeration and air conditioning (packaging machinery), petroleum equipment, filtration and separation machinery, valves, compressors, industrial pumps, fans, mechanical seals, high-pressure waterjets, popular science equipment, plastic pipes, etc., and operates through business models such as complete equipment, equipment development, technical services, and production and processing. The general equipment manufacturing industry belonging to the company is mainly engaged in fluid machinery-related businesses, mainly including fluid machinery-related product development and manufacturing, technical services and consulting, engineering design and complete sets. The company's main products are R&D, manufacturing and sales of refrigeration and air conditioning, compressors, pumps, valves, seals, fans, energy saving and environmental protection equipment, filtration and separation machinery, special packaging equipment, general mechatronic equipment and spare parts, instrumentation, testing equipment and devices. Corporate honors: The company has successively won honorary titles such as “National Advanced Quality Management Unit”, “China's Famous Brand”, “China's Famous Brand”, “National Torch Program Key High-tech Enterprise”, “Top Ten Famous Plastic Building Materials Industry Brands in the Chinese Market”, “National Standard Product Certification”, “Excellent High-tech Enterprise in Anhui Province”, and “Famous Trademark of Anhui Province”; the company's products have been rated as “China's Exempt Product”, “National Key New Product”, “National Housing Construction Recommended Product”, “Green Environmental Protection Product” “Anhui Province “Brand-name products”, etc.