Our company had established and produced the precision granite products for nearly 20 years. With full equipment of machinery facility, constant temperature room, calibration instruemnt of digital level and data processing programme, we have the yearly manufacutring ability of 2000m2 granite inspection table Grade "00" below the size of 6000x3000x500mm and 1500 pieces precision granite components. 98% of our products are export to USA, Japan, Germany, Singapore, Malaysia and Taiwan, with the export turnover of 1 million USD. Our main products is granite inspection table, squares, straight edge, square ruler, parallel, V-block, and granite compoents for high precision equipemnt such as granite bases and guide rails ***** machinery equipment can also finish the process of drilling holes, having slot and bonding inserts according to customer&＃039;s requirement. Our granite surface table is calibrated according to JB/T7975-1999 and JJG117-91 standard and we can also make the granite measuring tools according to different countries&＃039; standard.