Shenzhen JHA Technology Co., Ltd Shenzhen JHA Technology Co, Ltd, founded in 2007,focuses on manufacturing industrial/commercial-gradetber ethernet switches, fiber media converters, 10G Core filber switches and POE switch series, SFP transceiversand so on products, holding over 16 years of OEM and ODM experience. We own a more than 3,000-square-meter standard industrial factory equipped with SMT manufacturing linetest and aging room, assembling and packing line. Since 2007, we have passed lSO 9001, and our productshave obtained RoHS, CE, and FCC certification, supported by our innovative research and development teamand competent quality control staff, we have served customers in more than 30 countries and regions.