Shenzhen Shengyi Technology Limited is a professional manufacturer of phone accessories.like power bank, Solar Charger, Power Station Generation, Wireless Charger,Car phone holder,with over 8 years OEM/ODM service. So far we are servicing for Walmart, Costcot,wizgear, abco tech, merkury,ihome etc big brands, Daily output is over 50k . Fast delivery with high quality is what we always pursue, Welcome your inquiry and orders.