Greatwall International Trading Co. Ltd specializes in researching & developing weight loss products and sex products. After 10 years of exporting, we have formed a mature system including pack-designing, production, shipping, and after-sales service. Especially, we are devoted to development and innovation of different kinds of products meeting various requirements from our customers and providing best service with advanced technology and most competitive price. We warmly welcome you visit our production workshop & office to build up sincere business cooperations. OEM orders are warmly welcome with your own label, design, dosage and formula. Contact us now.