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"Our company since its inception, usually regards product high-quality as company life, constantly boost manufacturing technology, boost product excellent and continuously strengthen company total excellent administration, in strict accordance using the national standard ISO 9001:2000 for
4130 Annealed Hardness , 4140 Annealed Hardness , 4140 Annealed Hardness Hrc , We aspire to meet the demands of our customers globally. Our range of merchandise and services is continuously expanding to meet customers' requirements. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!