What brand is blue shield waterproof?

First-line brand waterproof coating First-line brand refers to products that are sold nationwide and have a certain popularity. Landun Waterproof is a brand specializing in the production of waterproof materials and coatings, belonging to Zhejiang Landun Group, a well-known building materials enterprise in China. Its products are not only sold locally, but also go to the whole country, which is widely recognized in the building waterproof industry and belongs to the first-line brand.