Founded in 2014, Welzek is a high-tech enterprise specializing in the research, development, production, and sales of advanced wireless communication test equipment. The company provides a full range of solutions including instruments, subsystems, and modules that support multi-standard testing across 2G, 3G, 4G, 5G, Wi-Fi (including Wi-Fi 6E/7), Bluetooth, GNSS, UWB, and other communication technologies.

Welzek’s product portfolio includes RF test instruments such as the T6290E 5G test platform, the T6290F signal synthesizer (certified by the FiRa® Consortium for UWB 2.0 physical layer), the T8290A millimeter-wave tester, precision programmable DC power supplies (K6206 series), time delay units, RF power splitters, frequency converters, and atomic clock modules. These products serve a wide variety of applications including 5G base station testing, AAU/RRU verification, Wi-Fi MIMO performance evaluation, IoT device certification, UWB interoperability, and production line automation.

Headquartered in China, Welzek has established offices in major cities such as Shanghai, Beijing, Shenzhen, Huizhou, and Chongqing, as well as regional branches in Taiwan and Hong Kong. To expand its global footprint, the company also operates Welzek Technologies US, Inc. in Santa Clara, California.

Today, Welzek has deployed over 6,000 instruments worldwide, serving more than 200 customers and maintaining strategic partnerships with over 100 global companies, reflecting its strong technical capabilities and growing market influence in the wireless testing industry.