1. R&D advantage, Excellent and Professional R&D team,they are from the top university and have many years' experience in this area;
2. Invest advantage, we invest over 50% capital to develop products and technology;
3. Timely Delivery, usually we can ship out your order products within 3days, and never delayed;
4. Price advantage, we are selling directly from factory ,there are no any middle links ;
5. Quality Guarantee,we can promise, if there are somequality problems after confirming, the customers can throw away the product directly and then we replace a new one for free.