Tunnel Greenhouse for Sale China Galvanized Steel Frame Agricultural Single-span Greenhouse
A greenhouse is an agricultural facility that creates a suitable growing environment for crops in an open growing area through special materials and structures. Its main role is to provide sufficient temperature, humidity, light and air conditions to promote the growth and development of crops. Greenhouses are usually composed of steel frames, plastic films, insulation materials, etc., of which steel frames are used to support the entire structure, plastic films are used to maintain temperature and prevent water evaporation, and insulation materials are used to prevent heat loss.
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