Xi'an laser marking device technology Co. Ltd.   

The company is located in Shaanxi province Chinese Xi'an City, the supply of semiconductor laser, is a professional engaged in the production of mining machinery equipment, electronic products, technology of mine surveying, measuring, testing industry company. Focus on the development of the laser orientation instrument of high safety, small volume, long range. Widely used in mining, tunnel, highway, bridge, railway environment. Products mainly include: oxygen determinator, carbon monoxide detector, mine oxygen detector, portable carbon monoxide mine detector, semiconductor laser orientation instrument, laser pointing instrument for coal mine.