Greenhouse: With polymer - polyvinyl chloride, polyethylene production, plastic films are widely used in agriculture. Japan and the United States and Europe to succeed galvanized steel shed in the early 1950s, the cost of application film covering hotbed, and subsequently covered with shed and greenhouse can also get good results. In the autumn of 1955, the introduction of hot dip galvanized steel, PVC agricultural greenhouse film, first shed covering for vegetables, get precocious yield results. Structure type greenhouses: the greenhouse is composed of bamboo poles, cement poles, light pipe or pipes and other materials to make the skeleton, made of columns, hot dip galvanized steel rod construction of greenhouses, arch bar and bar, covered by plastic film and become arch circular feed shed. Greenhouses covering a larger area, a large space, the thermal effect is good, easy to build, and low cost, is the current application of the broader protection facilities. High seedling planting bracket melon, fruit, beans and other vegetables. Hot galvanized steel shed construction | St. Xin Agriculture | Datong galvanized steel shed by Anyang City of St. Xin Agricultural Technology Services, LLC. Anyang City of St. Xin Agricultural Technology Services, LLC (www.aysxny.com) in Henan, the other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In St. Xin agricultural leadership with the staff warmly welcome all inquiries negotiations to create the holy Xin agriculture a better future.