Chengdu Changjie Technology Co., Ltd. is a manufacturer and trading company based in Chengdu, China, specializing in advanced filter technologies and solutions. Established over 20 years ago, the company focuses on the research and development of filter technologies, offering a range of products including Automatic Filter Press, Hydraulic Filter Press, Quick Open Filter Press, and Smart Filter Press models like CJZJ and CJXA. With a factory and 4 production lines, Chengdu Changjie Technology provides comprehensive filter solutions, encompassing technical consultation, filter testing, equipment customization, equipment integration, solution design, mineral processing, and environmental protection. The company operates with 11-50 employees and holds an ISO 9001 certification, ensuring quality in its OEM services. Their filter solutions are widely used in over 20 fields, including non-ferrous metals, precious metals, nonmetals, coal fine tailings filtration, smelting, chemical industry, and urban and industrial sludge, with products sold across China and Central Asian regions.