
Grand Junction Semiconductor (GJS) is a global leader in semiconductor chip testing solutions, offering core products such as probe cards and probe stations for testing storage, logic, sensors, and RF chips. Their products serve high-end semiconductor fields including AI, silicon photonics, superconductors, and millimeter-wave radar. Headquartered in Singapore with R&D and manufacturing centers in China, USA, Vietnam, Costa Rica, India, and Pakistan, GJS has over 20 years of industry experience and full-stack capabilities in R&D, design, materials, production, and integrated solutions. The company aims to be a leading supplier and strategic partner in global semiconductor testing, with a strong focus on innovation, customization, and refined production management. They serve over 100 international semiconductor customers and have shipped over 10 million MEMS probes annually, with more than 1000 probe station systems installed worldwide.

Grand Junction Semiconductor (GJS) is a global leader in semiconductor chip testing solutions, offering core products such as probe cards and probe stations for testing storage, logic, sensors, and RF chips. Their products serve high-end semiconductor fields including AI, silicon photonics, superconductors, and millimeter-wave radar. Headquartered in Singapore with R&D and manufacturing centers in China, USA, Vietnam, Costa Rica, India, and Pakistan, GJS has over 20 years of industry experience and full-stack capabilities in R&D, design, materials, production, and integrated solutions. The company aims to be a leading supplier and strategic partner in global semiconductor testing, with a strong focus on innovation, customization, and refined production management. They serve over 100 international semiconductor customers and have shipped over 10 million MEMS probes annually, with more than 1000 probe station systems installed worldwide.