Yingyuan is an innovation company in electronic vaping and vaping industry, striving to provide customers with leading technology as well as top quality to ensure the most enjoyable vaping experience as far as possible. Based our 10 years' experience on Electronic cigarette and vaping industry, we have accumulated mature and advanced technology with adequate industrial knowledge. Because we deeply understand our customer's culture and habits world-wide, we are confident to meet every demand from our clients with sophiscated and pragmatic methodologies. The team of Yingyuan is devoted to delivering excellent products to you. We are sure that we have a model just made for you, which is also the meaning of Smartpuff. We deliver the right product you expect and you want at the right time. Now, owning over 28 patents, 16 of which are Utility Model Patent, 12 are Design Patent. Among 16 utility model patent, it includes atomizer coil patent and battery technology patent, which makes us special and advanced in the vigorously competed market. By and large, we have copious capacity to deliver the products to touch your soul. We are always here. Welcome to join us. Our Advantages: 1. Your inquiry related to our products or prices will be replied within 24 hours. 2. Well-trained and experienced staffs to answer all your enquires in fluent English. 3. Large selection of brand E-cigarette supplies and Vape products at good prices. 4. Small Minimum Order Quantity(MOQ). You can enjoy reduced wholesale prices depending on your order quantity. Please refer to our Wholesale Program for guidance. 5. We offer the most diverse shipping methods. Our choices of shipping include DHL UPS and TNT courier service. We have extensive experience shipping to more than 50 countries around the world. 6. We can ship your order within 24 hours upon receiving your payment when in stock, and within 5 or 7 days if not. 7. Considerate customer service. We offer 12 months warranty for products.