Core Viewpoint - The company, Matrix Technology (300802), has developed a semiconductor AOI (Automated Optical Inspection) system that detects various appearance defects during the etching process, including incomplete etching, over-etching, pattern defects, foreign objects, and scratches [1] Group 1 - The semiconductor AOI system can inspect pin sizes, heat sink dimensions, and holes [1] - The company also supplies cable component products to some leading etching equipment manufacturers [1]