... .2.Each cell to be strictly selectde and matched before assembly.3.Plastic cases made form imported PC/ABS materials.4.Ultrasonic wave ... , antennas, chargers,earphones and more. Led by an engineer with 20 years of experience, our R&D team can create a ... ., Baogang Rd., Haizhu, Guangzhou, Guangdong, China Tel: 0086 20 6239 3222 Fax: 0086 20 6239 3488Huizhou City Huari Communication & Technology Co., Ltd ...