Established in 2005, Shanghai Sumlung (Xialang) Information Technology Co., Ltd. is a professional high tech enterprise based in Shanghai, enjoying convenient transportation access. We are fully committed to design and produce technologically advanced barcode scanners, RFID, POS, for Iphone Ipad ccessories, Camera accessories, UV lamps, creative products, small home appliances and digital products. We have partnered with leading operators and manufacturers in the industry. Our focus is on ...