Shenzhen Olive Technology Co., LTD is a manufactory located in Shenzhen, China. The main product is the PORTABLE POWER BANK CHARGER & EXTENED BACK UP BATTERY&Hand warmer for Cell phone, Tablet PC, Camera, PSP, GPRS and other digital products. Company established in 2000 year, cover 1000 square meters, with 5 engineers who have more than 5 year experience in this field, 100 workers, complete QA and QC system and machines make sure the high quality products. Welcome OEM & ODM order !