XINXIANG BEST PHARMACEUTICAL CO.,LTD. Sales email:sales@bstpharm.com OEM email:research@bstpharm.com Purchase&import email:purchase@bstpharm.com Tel:0086-373-6378323 Fax:0086-373-3809550 Website:www.bstpharm.com www.xxbestpharm.com Address:Hualan Road 509,Xinxiang City,Henan.China 45300