The simple vegetable greenhouse is made of bamboo and wood, the main skeleton is built with bamboo poles and cement columns, and the outside is covered with film, but it is best to use galvanized steel structure, which has a long service life. You can go to the website of Weifang Sanhe Agriculture and see the pictures and materials of various vegetable greenhouses. You can understand that it is not a year to build a greenhouse, so learn more.