Hunan Yunzhongfu Information Technology Co., Ltd located in Changsha,Hunan,China, specializes in many kinds of hardware, machinery accessories, agricultural machinery. We have 5 production lines of hardware tools mainly producing fasteners, 2 production bases , and 2 feeding production lines. Our company has accumulated more than 20 years of experience in production, research and development. Our factory covers an area of 100000 square meters in Hunan, already obtained ISO9001:2000 and 3.1 certification. We set warehouse in each province of China and overseas office in India, Vietnam,etc. Our factory engage in producing many kinds of hardware, tools, machinery accessories, including many kinds of fasteners. Our fasteners meet DIN, ANSI,ISO, and GB standards, we are one of the world's leading manufacturers of class 8.8, 10.9, 12.9 and 14.9 fasteners. Our product enjoy reputation of"one of the main class 12.9 screw manufactures in the world". Yunzhongfu has nearly 500 sets of top advanced fastener production equipment , strict quality control and inspection system, and satisfied service to many customers with our standing quality and competitive costs. Our clients are wholesale,chain stores, brand shops,supermarket, online stores in domestic and overseas. We can accept small MOQ order and deal in RTS(ready to ship goods). We provide fast delivery time about 15 days. Warmly welcome to inquiry and looking forward to cooperation!