Ningbo Long I Metal Industry Co., Ltd. as one of the leading most successful and experienced professional chinese manufacturers in stainless steel fasteners. we have specialized in stainless steel nuts. Our company was founded in 1994 and received the ISO 9002 Certification in 1998 and the new Certification ISO 9001: 2008 accreditation in 2008. We have strict quality control procedures and have enjoyed a good reputation by offering the best quality and delivery time in global markets, such as Japan, European, American and indeed Domestic markets. 　　Our company has capital of USD 8,000,000 from Singapore and our factory has 15,000 sqm. Our main production facilities include 14 sets of cold forming machines, 14 sets of tapping machines, 10 sets of flange nuts tapping machines, 14 sets of blind hole tapping machines, 15 sets of hot forging machines, 10 sets of assembling machine of nylon lock nuts and aloso other general machining equipment. Our main products are Stainless Steel Nuts, Bolts, Screws, Washers, Rods, Studs and other special parts according to customers' sample or drawing. The Product size range from M3 to M24 (3/16" to 1") by cold forming and other size bigger than M24(1")by hot forging and machining. The products mainly are made of stainless steel, but also can be made of carbon steel, brass, alloy, nylon and etc. We produce with class DIN/ISO: A2, A4, 8, 8.8, 10, 10.9, A194: 8 / 8A / 8T / 8M / 8MA / 2H, A193: B8 / B8A / B8T / B8M / B8MA / B7 / B6, 304 / 316 and more. Our monthly manufacturing capacity is about 800 tons of nuts and other fasteners.