Shanghai W&T Detection Technology Co., Ltd. is a professional testing equipment, optical instruments and ancillary equipment technology development, production and marketing of high-tech enterprises. Main products are SW-200 type of metallurgical inspector on spot, SW-200s type of metallurgical inspector on spot, SW-300 type of metallurgical image inspector on spot, SW-2008 type of metallurgical image analysis system, of hmv-1t and hmv-2t type of micro hardness image system,hl-11 type of portable hardness tester etc. More than 10 years, the company that for the purpose of user services, to technology development, and ensure product quality. Product design new, compact, reliable, cost effective, continuous renewal and transformation. vantage metallographic inspectors have been widely used in various scope, including electricity metallurgy petroleum-chemistry mechanism, heat-treatment and cast-forge industry. it is necessary instrument for examination on construction spot. We will be able to provide our clients with laboratory and the establishment of the overall planning of the old (test) equipment upgrading, and provided free of the microstructure, heat treatment, casting, metallurgical, and other basic knowledge of advisory services.