Grand-Tek Technology Co., Ltd., together with its subsidiaries, designs, manufactures, and sells high-frequency connection lines and wireless communication integration subsystems in Taiwan, the Netherlands, the United States, the United Kingdom, China, and internationally. The company offers weatherproof antennas, enclosure systems, and mounting brackets. It also provides electronic components integrated design and manufacturing services; and engages in investment activities. In addition, the company offers outdoor Wi-Fi, 4G LTE and 5G, ISM and LoRa, vehicle, GNSS and GPS, l-band satellite, s-band satellite, c-band satellite, SMD, LDS, and embedded antennas; 4G LTE and 5G RF modules; I-PEX MHF, metal FAKRA, Hirose U.FL, and n type surge connectors; LMR cable series; antenna RF switches; EMI testing services; and custom die-casting aluminum enclosures comprising alpine cactus, grand-tek launch boxes, formosa, NEMA waterproof aluminum and plastic enclosures and boxes, IP67 guaranteed and NEMA enclosures, antenna mounting brackets, and gore protective vents. Further, it provides automotive cable assemblies and wire harnesses, waterproof hybrid multi-pin cable assemblies, ix industrial ethernet connectors, and waterproof interface connectors; and electronics manufacturing, ingress protection design, custom IoT antenna design, TRP and TIS measurement, thermal design, heat dissipation and thermal insulation, heat pipe design, electronics enclosure for better heat dissipation, and surface mount PCB assembly services. The company offers its products and services for IoT, transportation, antenna system in telecommunication, secured network and smart grid, and industrial IoT applications. Grand-Tek Technology Co., Ltd. was founded in 1995 and is headquartered in New Taipei City, Taiwan.