Lab Testing Technology (Shanghai) Co., Ltd. is a wholly foreign-owned company located in Shanghai, the company's independent production: hardness and metallurgical equipment and supplies. Provide a complete set of solutions for laboratory hardness and metallographic testing from the laboratory design, configuration to the inspection report issued. The production of metallographic supplies, the most complete varieties of domestic. The quality and performance of products reached the level of similar foreign products, such as diamond suspension, cold inlaid materials, such as high cost of products, can replace imports. Naibo company (a subsidiary of Shanghai special optic Precision Instrument Co. Ltd.) made from manual Rockwell hardness meter most easy and affordable to the world's most advanced automatic Brinell, Rockwell hardness tester, Vivtorinox, variety complete, quality first-class. Exclusive production of the company's low acid etching device, electrolytic polishing etching machine, end quenching equipment and other good to meet the needs of customers. Metallurgical equipment production company: cutting machine, belt machine, setting machine, polishing machine, microscope and software, variety complete, reliable quality, reasonable price.