Amatek Scientific Co. Ltd.
Telephone0512-56316828 400-867-5858;400-867-5858
Websitehttp://www.amateksci.com
Shanghai Haohong Pharmaceutical Co., Ltd.
Telephone400-8210725 4008210725
Websitehttps://www.leyan.com/
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd.
Telephone025-025-66113011 15955137747
Websitehttp://www.aikonchem.com
shanghai Yanfeng biochemical technology Co.,LTD
Telephone17721070236 13611955358
Websitehttp://www.yanfenbio.com/
Affinity Linkers Ltd.
Telephone15841022315 15841022315
Websitehttps://precisepeg.com/