Shenzhen ERZ Technology Co., Ltd. was established in 2009, we are a high tech enterprise with R & D, production, sales service by ourselves. We specialized in manufacturing high quality and innovative power bank, external battery charger, backup battery for iPhone/iPod/smart phones/other digital products. We have a qualified R&D, producation and management team, strong technical force, complete producation and testing equipments, perfect quality control system and scientific management system, which promise our products excellent performance and stable quality. All products have been passed CE, RoHS, FCC certificates.

Established in 2013 as a subsidiary of Hong Kong Orangame Electronics Technology Group Co. Ltd., Shenzhen Orangame Electronics Technology Co., Limited is a leading manufacturer and innovator of high-tech consumer electronics. With a decade of expertise, we specialize in designing, producing, and delivering cutting-edge products that empower global brands. Our portfolio includes USB flash drives, power banks, Bluetooth devices, wireless chargers, docking stations, and more, all engineered to meet the dynamic needs of today's market.

Smiley-e Technology Corporation established in 2006, specialized in consumer electronics, cellphone, mobile intelligent devices, Autocar, office supplies and their corelative accessories.

Shenzhen Cleva Power Co., Ltd. Is an advanced company specialized in R&D, manufacture and sales of Li-ion batteries; Lithium polymer batteries and Power bank are our main products. Our company is located in very beautiful City Shenzhen, equipped with advanced production equipment, testing instruments, excellent engineers, technical personnel and skilled production staff. We manage to be a highly professional manufacture of lithium batteries and power bank in China.

Group praise Technology (Shenzhen) Co., Ltd. was established in 2003 in Shenzhen. Is a very professional manufacturer and exporter. Our main business portable: Portable power, smart phone battery clip, a variety of mobile phone charger. Include: Charging mobile power Tablet PC, laptop charging of mobile power, all kinds of mobile phone chargers, clip battery, HTC clip batteries, battery clip, we have obtained the ISO9002 certification and CE certification.

Shenzhen Rongze Technology Co., Ltd. Is a professional manufacturer and exporter of Mobile Phone Accessories with more than 6 years experience, our products cover iPhone, iPad, iPod, Blackberry, Samsung, HTC accessories, such as cases, chargers, cables, earphoens, screen protectors, stylus etc. And also we supply electric balance scooter & E-cigarette.