SQC/PC-1200/1400-4D Uses PLC system and Human-machine interface, combined with ultra-high precision rotary encoder to locate and infrared device. It uses double inverters to control left-right feeding, adjusts the speed according to the stone material. It uses hydraulic lifting system to combined with the chrome guide pillar and wearable guide sleeve, which is small clearance and wearable and beautiful. The design of multi-layer seal in the guide sleeve is waterproof, dustproof and leakproof to enhance the service life. The worktable adopts extra-heavy large scale frame to weld, which is heavier load capacity and solid and durable. The main spare parts uses imported good-quality materials. Thus the whole machine is featured as high cutting efficiency, high stability, easy-operating to suit special shaped stone products, tombstone and curb stone.