?Product?Features and information ? ? TU-112 Fuel Injection Pressure Test Set-Test Port ? ? Company introduction ? Tongrun-- The Largest Manufacturer of Tool Cabinet in Asia ? ?Jiangsu Tongrun Tool Cabinet Co.Ltd is a professional manufacturer of steel tool boxes and precision sheet metal products. Since its establishment in1997, Tongrun has been committed to produce finely designed and elaborately developed tool boxes, precision sheet metal products and build a strong R&D, production and sales network.? Owing to its favorable geographic location, advanced manufacturing facilities, as well as experienced R&D team, Tongrun has now become the top manufacturer of steel tool boxes in China. ? In recent years, the company strengthens the R&D ability and developed other precision sheet metal products such ad switch enclosure, solt machine, and so on. The company imported from Japan and Italy laser cutting machines, CNC punches, CNC bending canters ad well as whole sets of painting equipment from Swiss and Germany, which forms a strong and comprehensive sheet metal processing line, with annual turnover of more than 5 millions units. At present, Tongrun owns 52 patents ISO14001:2004. Sincerity and trust as our business principle, warmly welcome every customer to conduct business with us.