We, Helios Technologies Co., Ltd. with its Headquarters based in Xiamen China, focus on R&D, Manufacture and Sale for total innovation solution of Wireless Network, Smart Cities, Wireless Backhaul, Network Security, Big Data, AI & Edge Computing, covering span 88M to 5890MHz which support GSM, UMTS, TETRA, P25, DMR, AM & FM, VHF & UHF, LTE and 5G NR technologies. Focus on R&D, manufacture and Sale for total Wireless Networks, Wireless Backhaul, Smart Cities, IoT solutions. A special focus in 2G/3G/4G Baseband Chipset, 4G LTE-A Wireless L2 Relay, 2G/3G/4G Smart Digital RF Repeater, Digital Frequency Shift Repeater, Digital Fiber DAS system, Sub-6GHz Wireless Backhaul, Industrial IoT & M2M, and to relative software and accessories. Key Products: 1. MDOTS™ Digital CPRI Optical Transport Systems 2. Digital Multi-Band Multi-Sub-Band Off-Air Repeaters; optional ICS/IMOP 3. LTE-A L2 Relay & RelayDAS 4. Sub-6GHz PtP & PtMP Wireless Backhaul 5. 5G-FTTA™ 5G (3.4-3.8 GHz) SME Indoor Coverage Solution 6. DTFMS™ Smart Distance-to-Fault Measurement System for Radiating Cable Systems 7. Cellular Modem, Cellular Router, RTU, IoT Gateway