TengFei International Co., Ltd. (Shenzhen Shengjiaying Technology Co., Ltd) established in 2000 is a professional power bank manufactory, which specialized in researching, developing, producing and marketing of power banks, phone charger, portable power bank, unique design power bank and universal power bank as a gold supplier more than 5 years in Alibaba,we always provide the BEST quality and service ,competitive price and trusted customer experience .We also focus on digital camera accessories,such as battery, charger, adaptor for laptop, digital camera, camcorder, PDA, high-end game player, etc; all kinds of camera accessories like UV filter, tripod, lens hood, lens cap, flash diffusers, eyepiece, camera case, neck strap, hand strap grip, lcd protector, lens case, photography tent, cleaning kits, digital adapter ring, advanced hot shoe, wireless remote controllor, remote switch, remote shutter cords etc.Customers' satisfaction is the biggest concern of us. We take great attention to reliable quality, worry-free service, best price and fully effective cooperation to get worldwide distributors and partners.TengFei International Co., Ltd. (Shenzhen Shengjiaying Technology Co., Ltd) has gained the certifications of the ISO9001-2000 Quality Management System and CE, ROHS, FCC, etc.All products are strictly tested whole business process. We have built an excellent sales group, all your inquiries will be responced quickly and efficiently, followed up promptly and keep you informed of every updates from order confirmation till goods reached in fine condition. Also the professional and experienced after-sales service department will contact with you in time. Your valued comments and feedback can help us to improve the products and service step by step.