Suzhou Tongchang Precision Instrument Co., Ltd. is a Chinese company, which specializes in designing, developing and manufacturing the instruments of laser-engineering. Our products are mainly applied in construction, indoor decoration as well as equipment-installing. Furthermore, all of our products play a very important role in building airports, squares, roads and flatting farmlands in large areas.

The products of our company mainly include three series: cross line lasers, rotary lasers and plump lasers. All of them have great varieties, perfect performance, and reliable quality, so they will meet any requirements of customers with different specs or different layers.