- Qingdao O.B.T Manufacture Co., Ltd.
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Annealing Quenching Tempering
OBT casting part Manufacturer is a Professional China Manufacturer and Supplier of Annealing Quenching Tempering, We Provide Custom Wholeslae Annealing Quenching Tempering factory, Private Label Annealing Quenching Tempering and Annealing Quenching Tempering Contract Manufacturing, Contact us now to get the best quotation for Annealing Quenching Tempering, We will respond in a timely manner, we are not the lowest price of Annealing Quenching Tempering, but we will provide you with better service.
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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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