Shenzhen Siyuantong Renewable Resources Co., Ltd. is a company specializing in the sales and service of Ericsson Nokia communication equipment. RRU3971NCV, BU, 2212,4415,2219,2217, AZNA, FRGU and others all the years. With our deep understanding of the communication industry and rich market experience, we are committed to providing customers with efficient and stable communication equipment solutions. Products and services: The Ericsson Nokia communication equipment we sell covers the wireless communication network, core network, transmission network and other fields, including 2G, 3G, 4G and 5G and other wireless communication network products. We provide customers with comprehensive pre-sales consultation, and after-sales warranty for one year service, to ensure that customers can smoothly deploy and efficient operation of communication equipment.