Beijing Huafeng Test & Control Technology Co. Ltd. is a China-based semiconductor automatic test equipment (ATE) manufacturer specializing in the research, development, production, and sale of advanced testing systems for analog, mixed-signal, power management, and discrete semiconductor devices. Founded in 1993 and headquartered in Beijing, China, the company operates under the AccoTEST brand and serves integrated device manufacturers (IDMs), outsourced semiconductor assembly and test (OSAT) providers, wafer foundries, and fabless semiconductor design enterprises across Greater China, Southeast Asia, East Asia, Europe, and North America. The company provides a comprehensive portfolio of semiconductor test solutions; including the flagship STS 8200 series test systems designed for analog, linear, power management, and mixed-signal integrated circuits; the high-throughput STS 8300 series platform engineered for high-density, multi-channel mixed-signal and power semiconductor testing; specialized third-generation wide-bandgap test platforms for gallium nitride (GaN) and silicon carbide (SiC) power devices; dynamic test systems for high-voltage automotive electronics and industrial power modules; as well as dedicated test heads, PXI-based testing modules, wafer sort and package test interfacing hardware, proprietary test management software, and lifecycle engineering technical support services. In recent strategic developments, the company has scaled operations at its Tianjin research and manufacturing base, broadened its international sales and customer service network across key Asian and European semiconductor markets, and introduced enhanced high-power and high-pin-count testing solutions to capture accelerating demand in electric vehicle powertrains, renewable energy power management, and complex mixed-signal System-on-Chip (SoC) applications.