http://www.sifang-radios.com/ China 13 8V Two Way Radio factory Company Profile Quanzhoushi Sifang Communication Equipment Co., Ltd. is a research and development, production, sales, service and delivery of solutions as one of the radio communications equipment manufacturers and solution providers. The company is headquartered in Quanzhou, Fujian province, mainly responsible for the company's related product hardware development, production, sales and