产品参数/ Product parameter
The quality of raw materials is an important factor affecting the final quality of the product. The defects of the forgings will affect the quality of the subsequent processing or the quality of the machining, and even greatly reduce the service life of the finished products. The raw materials used by Shengyuan are produced by approved qualfied suppliers, and the quality control is strengthened in the process to ensure that the qually of raw materials meets the requirements of technical . standards,
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