·····················································具体还是看看郑州的市场，，，，，，，建材市场应该是有很多的································································································##一般当地的建材城附近都会有卖的，而且卖门的也会相应的认识的做这一块的，可以咨询一下。##好像当地还没有这类型的工厂，我只知道广西有拉闸门厂家，听说那里的产品质量不错，我只是听说而已，建议你去了解一下。