Located in Pingdu Xinhe Ecological Chemical Technology Industry Park in Qingdao city of Shandong province, Qingdao Changrong Chemical Technology Co., Ltd. is a specialized manufacturer of phosphate series of Flame retardants, antioxidants and stabilizers. Currently most of products are being exported to South Korea, Japan, Thailand as well as the United States, and we establish a stable and long-term trade partnership with customers. Our main products include Triphenyl phosphite, Diisooctyl phen...