1. 1. After the construction is completed, this area is forbidden to enter, and the site is closed for protection, such as preventing sundries from falling and preventing unknown people from trampling.
1.2. During the ground hardening period after construction (within 24 hours), personnel are prohibited from entering, so as not to leave traces.
1.3. After completion, it can be cured for 72 hours (at room temperature of 25℃) and can be officially used; Below normal temperature, the maintenance period is prolonged.