The registration agency is the city of water and is represented by li xin, and its legal entities include the production and sale of: silk products, fences, pick-up networks, pick-up networks, pick-up networks, welding networks, wind and dust networks, border slope protection nets, steel panels, steel sheet networks, stainless steel networks, chicken pigeon and rabbit cage nets, barbed wire, copper net, stone cage network, silk network machinery; sales: gold products, filters, black ribbons, fibre-optics, plastics, steel, building materials (except timber) and import and export operations. (the laws, regulations and matters prohibited or restricted by the decision of the state council may not operate, subject to approval by other departments, before doing so)*