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Qingdao Changrong Chemical Science Technology Co., Ltd is located in Pingdu Industrial and Technology Park in Shandong Province. Through years of development and innovation, we have now become one of the largest and most competitive manufacturers of organophosphorus flame retardants, antioxidants, and heat stabilizer in mainland China. We have been focusing on the investigation and the application of non-halogenated flame retardants, antioxidants, stabilizing agents, as well as various chemical intermediates for years. Changrong is now a Three-System (ISO 9001:2015, ISO 14001:2015, and OHSAS 18001:2007) certified company. Furthermore, with our latest technological advantages, highly efficient manufacturing process, and premium quality control procedures, we have been certificated by the Chinese government as High-Tech Enterprise and High-Integrity Enterprise. In addition to our own research and innovation, we have also been partnered with several academic universities to constantly conduct proprietary research to improve products for our clients. Our main products include: Triethyl Phosphite, Triethyl Phosphate, Triphenyl Phosphite, Triphenyl Phosphate, Trimethyl Phosphite, Tricresyl phosphate, Ringlike Organic Phosphate Ester, Innoxious Phosphite Ester, Diphenyl Isodecyl Phosphate, Diisooctyl Phenyl Phosphite, Diisodecyl phenyl phosphite, 2-Ethylhexyl diphenyl phosphate, Diisoctyl Acid Phosphate, Bisphenol-A bis(diphenyl phosphate), Isopropylphenyl phosphate, etc. As a vigorous and dynamic company, Changrong Chemical is committed to providing professional and superb servic...



Qingdao Changrong Chemical Science & Technology Co.,Ltd
Address:No.1 Fushui Road, Pindu Industrial and technological chemical park, Qingdao, P.R. China
Telephone:+86-0532-58975871; +1-217-281-2520
Mobile phone:+86-13969711385; +1-217-281-2520
QQ:3001119560 3001133099

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