Tel +86-571-86626709 +86-18157142896
Email cbc@coresyn.com
Tel 571-89925085
Email sales@amadischem.com
Tel 021-64340559 13651849907;
Email xinyu_shi@jwypharmlab.com.cn
Tel 021-021-20242659 18930833303
Email order@changyanchem.com
Tel 18721745940
Email sales2@api-chem.com
