Zhengzhou Acme Chemical Co., Ltd.
Telephone0371-037163312495,13303845143 13303845143
Websitehttp://www.acmechem.cn
Affinity（Wuhan）Ltd.
Telephone 15841022315
Websitehttps://precisepeg.com
Chengdu Hanwei Biotechnology Co., Ltd
Telephone17360178904 18217049878
Websitehttp://www.pegtide.com
