Shanghai YuanYe Biotechnology Co., Ltd.
Telephone021-61312847; 18021002903
Websitehttp://www.shyuanye.com
Shanghai Jizhi Biochemical Technology Co. Ltd.
Telephone4009004166/18616739031 18616739031
Websitehttp://www.acmec-e.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Z-trans Biochemistry Technology (Suzhou) Co.,Ltd
Telephone0512-66317708 13372112871
Websitehttp://zitrans.cn/