Shenzhen Lianheyuntong Technology Co., ltd., It is an R&D manufacturing and sales power bank/earphone/screen protector/charger/speaker/charging cable and other consumer electronics . The proper high technology and efficient service is our key to win the trust of our domestic and oversea marketing customers. Our products have been exported to Europe, North America, South America, Australia, the Middle East, Southeast Asia and other places, and earned a good reputation. We have standardized production base with international advanced production equipment, We have professional hardware engineers, software engineers, our company has QC departments in order to ensure quality and reliability of our products, Through the joint efforts of all staff, the company achieved many international certification like the CE, FCC , ROHS and so on , and also we have achieved the ISO9001 international quality system certification. Our many products have got patent, design patents, invention patents and utility model patents. We are also experienced in OEM & ODM service for more than 10 years. We surely you will benefit from the cooperation with us. We can assist in creating a successful situation with our customers for long time!