NO.1 Qingyang Road,Tianning District

Changzhou Sanyong Building Material Co., Ltd. is a professional provider of surveying instruments and accessories with well-equipped testing equipment and strong technical force. <br/> ...

No.12, Huagang road, Hanjiang District, Yangzhou City, China

Jiang Su Kinzo Opto-Electronic Instrument Co., Ltd. is a manufacturing enterprise, specializing in R&D and manufacturing laser survey tools. From the date of its establishment, the company run...