- Qingdao O.B.T Manufacture Co., Ltd.
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Tempering
OBT is a Professional China Manufacturer and Supplier of Tempering, We Provide Custom Wholeslae Tempering factory, Private Label Tempering and Tempering Contract Manufacturing, Contact us now to get the best quotation for Tempering, We will respond in a timely manner, we are not the lowest price of Tempering, but we will provide you with better service.
2 products found
OEM custom alloy steel lost wax casting products with CNC machining and surface treatment services.
China metal CNC precision machining products with materials of steel, iron, brass, bronze, aluminium and zinc.
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O.B.T Manufacture - One-shop serviceOBT Mining as the China No.1 biggest manufacturer for mullite sand which has been supplying to Germany Thyssenkrupp,totally capacity 200000tons and OBT casting subsidiary factory specializing in R&D and manufacturing of precision casting equipment, precision metal products processing and precision casting process. Comprehensive company for technical research and supply for the invesment casting sand and machines. ...
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