The core business of KeocuocHongHai is focusing on sport fishing and fishing line for fishermen since the early 1980s. The company’s vision is supported by production technologies. We produce a wide range of monofilament products with diameters from 0.15mm to 4mm to meet all requirements from fishing line, fishing net, tuna longline. Mastering technilogy of nylon monofilament extrusion, we expand our business to trimmer line and agriculture wire. HongHai trimmer line made with high quality materials and uses superior spinning technology, that allows us to create products with outstanding enhancement. HongHai nylon wire for agricultural use 100% polyamide. Chemical resistant, high-tensile, light-weight nylon wire provides ideal properties agriculture applications from oyster farming to greenhouse, high-tech shrimp farming as well as nursery or plant support.