Test Research, Inc., together with its subsidiaries, designs, assembles, manufactures, sells, and maintains automated inspection and testing equipment in Asia, the United States, Europe, and internationally. The company offers optical inspection solutions, including 3D solder paste inspection, pre-reflow and post-reflow automated optical inspection, and automated X-ray inspection systems; and manufacturing defects analyzers and in-circuit testers. It also provides smart factory solutions, AI-powered systems, and yield management systems. In addition, the company offers test and inspection solutions for automotive, semiconductor, and telecommunication industries. Further, it provides after-sales services, including troubleshooting, failure analysis, periodic calibration, system maintenance, and parts and accessories warranty. Test Research, Inc. was founded in 1978 and is headquartered in Taipei City, Taiwan.