الوصف

We have independent intellectual property rights of the new Intelligent Instrumentation and attained many items of national patents. The company has the institute of the valves and grooved fittings. We have many leading current achievements in the same industry.**0TONG has passed ISO ***1 QUALITY SYSTEM and the grooved fittings have been approved by FM/UL.
 
 Our company is specialized in grooved fittings, valves and pipe processing of the Corrosion prevention. We make great contributions for improving the qualities and reducing the cost of the project in field of feed water, fire protection, mineral, electrical power. All grooved fittings & valves use the modern casting tooling of electric furnace smelting, auto-casting, vermicularizing control. The all machining use the CNC machine. We have 8 medium frequency furnace, 2 auto-casting lines, more than *0 CNC machines, 2 epoxy & painting lines,1 hot-soak coating cable pipe, and the annual productivity has exceeded *0,**0 tons, which have 5 million annual productivity for the valves.
 
**0TONG as the Shandong famous brand are enjoying high reputation among the customers for its faith, quality, price, and services. All of our products are on sale all over **0 cities of China, and export to United State, Canada, Europe, Middle East countries and regions and etc.
 
  Service is no limit, unflagging pursuit of excellence. Weifang **0Tong Casting Co.,Ltd. will make unremitting pursuit towards future.