1. Materials, site selection, rent, contract, capital, technology, time, etc.
2. Clean up the address as scheduled.
3. According to the expected size of the column, drainage, wind protection, electric lighting, television, telephone, computer, electronic eye (anti-theft) and alarm should be considered. ......
4. To cover the top of the greenhouse, life and production should be considered.
5. Choose a time to start business, shoot guns, put up couplets and hang lanterns. .......