Summary: With the promotion of customization of door-to-door services in major paint brands, a number of users have chosen to hand over paints in walls to third parties, which can have many catacles and water points, the problem is: How can we do our work to ensure the quality of paints on our own wall? When the home is refurbished, the majority of the people choose to wear the wall in paint, knowing that it is not only necessary for the construction, but also for the after-construction of th...