1, before the construction of the collegiate 2, before the construction of the preparation 3, before the construction of the inspection 4, the adhesive substrate clean, dry 5, liner material (backing material, double-sided rubber strip, etc.) filling 6, antifouling paste 7, primer coating 8, for the two-component sealant must be the proportion of the components of the test. 9, applying sealant 10, modification: after applying sealant should be immediately dressing the joint, dressing must make dressing pressure uniform along one direction to complete at a time; Remove the antifouling strip quickly to prevent it from sticking to the sealant or substrate. 11, sealant maintenance 12, comprehensive inspection