Tel 021-61415566 800-8193336
Email orderCN@merckgroup.com
Tel 微信 18019252918 18019252918
Email sale@amkchem.com
Tel 0512-56316828 400-867-5858;400-867-5858
Email info@amateksci.com
Tel 021-20432219 13918097649
Email li_jinfei@acblock-lab.com
Tel 021-021-51557188 15901710861
Email sales@channelpharm.com