Greenhouse major types: plastic greenhouse structure. The main structure. Plastic greenhouses main structure at least eight anti-wind ability, generally require wind capacity of 10. Snow load carrying capacity of the main structure of the building area to be determined according to the actual conditions and snowfall in winter greenhouse use. In the north the use, design snow load of not less than 0.35kN / square meter. Greenhouse construction site: soil conditions. A variety of vegetables on soil conditions have their own choice and requirements. Plastic greenhouse vegetable cultivation on the soil gardening greenhouse frame must be conducive to the improvement of the geothermal greenhouses where good framework to accommodate the early spring and late autumn vegetable growth and development needs. The main factors that determine the geothermal greenhouse frame construction, soil physical structure and color, black sandy loam general ability to absorb light and heat and easily increase in temperature, is the construction of greenhouses of good soil. Where the greenhouse frame is good, holy Xin Agriculture (certified), Taiyuan greenhouse frame provided by the City of St. Xin Anyang 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.