- Nanjing Hankesi Petrochemical Co., Ltd
- Address:9F Arts & Crafts Building, 31 Beijing East Road, Nanjing, China Nanjing Jiangsu 210008 China
- He Fei Teng Chao Chemical Materials Co,LTD
- Address:No. 22 Jinzhai Road, Hefei, Anhui, China Hefei Anhui 230022 China