The composition greenhouses with wood poles, cement poles, light pipe or pipes and other materials to make the skeleton, made the column, bar, greenhouse frame manufacturing, rods and lever arch, covered by plastic film material becomes circular arch shed. Greenhouse plastic film maintenance: greenhouse cultivation of vegetable, vegetable greenhouses skeleton manufacturers must have the characteristics of the greenhouse environment, and take the appropriate control measures, greenhouse frame, vegetable growth and development to meet the conditions to obtain high yield and quality. Shed the history and function: With polymer - polyvinyl chloride, polyethylene production, plastic films are widely used in agriculture. Greenhouse vegetable production was originally dedicated equipment, along with the development of greenhouse production applications become increasingly widespread. Greenhouse covering materials for plastic film. Suitable for large area coverage, because it is the quality of light, composite shed frame, good light insulation properties, plasticity, and low prices. Greenhouse skeleton of St. Xin _ _ quality agricultural greenhouses skeleton provided by Anyang City of St. Xin agricultural technology services limited liability company. Greenhouse skeleton of St. Xin _ _ quality agricultural greenhouses skeleton Anyang City of St. Xin agricultural technology services limited liability company (www.aysxny.com) this year introduced a new upgrade, the above picture is for reference only, please call the contact or pictures on this page phone, for the latest information, contact: Shi Jingli.