In town of South Xinzhongyi,Renqiu ,there is a development zone specializing in producing aluminum alloy and lead mould shaping material, having a large wholesale and selling market, forming the distributing center of lead shaping material of North China. They produce and sell various kinds of aluminum alloy that are used in making door, window, furniture and building material. This year, some factories begin to produce stainless steel products. With the big scale of enterprises, their products are now competitive in domestic and abroad market.