SICONG® KY55 stone concrete interface agent for modified polymer emulsion, brushing on the stone floor curing, stone in the bottom surface forming a tough protective layer, block stone micro cracks and pores. This product for waterproofing of stone floor with excellent adhesion, its film and ordinary cement mortar bond strength is stronger, can effectively solve the already do waterproof processing stone and the bottom surface of the cement bond strength for the poor. (in particular, waterproof, anti alkaline strong protective agent is easy to cause the cement wet paste adhesive force decreased ) put an end to the Konggu phenomena.