Hangzhou Quanling Standard Component Co., Ltd. is a member of China Fastener Industrial Association. We specialize in designing and manufacturing highly engineered fasteners and components. Our main products are carbon steel, stainless steel and copper screws with the diameter ranging from 2.5mm to 8mm and the length ranging from 15mm to 120mm. Various head shapes and point shapes are available.



Our company manufactures these products complying with domestic and overseas standards, including Japanese Industrial Standards (JIS), German Industrial Standards (DIN), American...