Established in 1999, Shifang Changfeng Chemical Co., Ltd. focuses on halogen-free ame retardant, Ammonium Polyphosphate(APP), Water Soluble Fertilizer and ne phosphates.To meet dierent requirements, we developed multiple series of related products including treated APP, water soluble APP and compound ame retardant. For more than 25 years, Changfeng Chemical has grown rapidly as a global leading APP ame retardant manufacturer with complete integrated production of raw materials. Adhering to the values of technology, innovation, environmental, green and safety, Changfeng Chemical has won multiple certications and honors, such as the State-Level Technologically Advanced Little Giant Enterprise, National High-Tech Enterprise, the Certied Sichuan Provincial Enterprise Technology Center, the Certied Municipal Phosphorus Flame Retardant Engineering Technology Research Center, the Sichuan Province Post-Doctoral Innovation Practice Base.