1. Organize various raw materials to enter the site and do a good job in site retest. 2. The quality, technical performance, mortar mix ratio and fine aggregate concrete mix ratio of cement, sand, non-woven fabric, sealant, waterproof roll, waterproof coating and other materials used must meet the design requirements and construction specifications. 3. Tools: material handling trolley, shovel, wood trowel, iron trowel, scraping bar, guiding rule, oil bucket