Zhejiang Kaisheng Hardware Co., Ltd. began to produce fasteners in 2004. Since then, we have been devoting to improving quality of our products. During these year we have passed quality system certificate of ISO9001-2000, and introduced the most advanced multi-procedure machines. Furthermore, we hold "Bigness is not everything, but refinement" as our tenet, so instead of expanding our product line, we specializes in producing fasteners like cap nuts, hex socket set screws, and hex socket cap screws. Now we are one of the most professional manufacturers in providing cap nuts in China. Our products' material includes SUS202; SUS304 (A2); A4, SCM435 (alloy steel).And our product can be used in various industries such as hardware and machinery. In these year, after fierce competition in and out of China, we have been exporting our products into the countries from Europe, America, South-Asian, etc. Especially we have established long-term business relations with many famous domestic wholesalers. Today, the opportunity and challenge go hand in hand, "the people of kangsheng" will cherish the support and cooperation from you, and keep improving quality-control, managerial systems, and after-sale service, to meet your needs and expectations by continuous effort, no matter where you are. So if you have any interest in my products, please don't hesitate to contact us, we will very glad to give you any further service.