天准科技：公司的半导体业务主要是前道晶圆量检测设备

Group 1 - The core viewpoint of the article is that Tianzhun Technology has officially started selling its TB1500 bright field detection equipment for semiconductor wafer inspection, which is now being used in customer production lines [2] Group 2 - The company's semiconductor business primarily focuses on front-end wafer inspection equipment [2]