Mine shipped tub manufacturers, Xin Yang Machinery (certified), Lanzhou mine carts transported by Forest City Xin Yang Machinery Industrial Co., Forest City Xin Yang Machinery Industry Co., Ltd. (www.lzxyjx.com) is specialized in the "tub, turnout," the enterprise, the company of "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Li. Has been involved in the construction of Shandong Zhaojin Group, Henan Pingdingshan Coal Group, Lu'an Mining Group Tunliu coal, Baotou Hartmann gold mines in Shanxi Orchid Group Bofang medium-sized countries such as mining new track roadway expansion project, and in 2006 In March haibowan Shenhua Mining Co., Ltd., and in April 2006 Shenhua Wuhai Coking Co., Ltd. won the bid tender production materials shipped mine tub manufacturer, has won the trust and praise. You may have found that when the wheels through a frog, there is a gap between two of the most cutting-edge wing rail from the narrowest point of the frog heart, which is harmful turnout space. Wheel through the small-scale mining operation here tub, may be due to the wrong frog tank caused the derailment. The purpose of setting guard rail also in this, it is to force the running direction of the wheel guide. Nevertheless, the presence of harmful space limits the speed of the train by the turnout, off-line high-speed train is very unfavorable.