Ease Electrics Factory We are one subsidiary of our group corporation HK Shan Hai Group Limited, in Shenzhen, founded in 2003. We manufacture and market GPS antenna, GSM antenna, GSM module, GPS navigator, GSM modem, and GPRS modem. We supply buyers in the US, Canada, Europe, South America and the Middle East. Our annual sales exceed $20million. In-house Processing for Quality We handle plastic injection, welding, painting, assembling, and packing at our factory. This allows us to ...