Concrete floor hardener long life warranty for 20 years, life expectancy up to 50 years, an investment, worry-free life, good reputation. Construction Technology 1, before the construction of the ground floor with a washing machine to clean, dust, clean out all the construction site so as not to affect the post-construction effect. 2, with 50 mesh Diamond Polishing Pad polished smooth to the ground, the dust sucked clean. 3, with 100 mesh Diamond Polishing Pad polished smooth to the ground, the dust sucked clean. 4, with 300 mesh Diamond Polishing Pad polished smooth to the ground, the dust sucked clean. 5, the Seiko Group A concrete curing agent evenly sprinkle with a watering can on the ground, with a dust mop anyway push the curing agent evenly onto each corners. 6, and other ground surface after drying repeat the above operation to group B hardener evenly sprinkle on the ground. 7, with 500 Diamond Polishing Pad polished smooth to the ground, the dust sucked clean. 8, with the 1000 Diamond Polishing Pad polished smooth to the ground, the dust sucked clean. 9, with 2000 Diamond Polishing Pad polished smooth to the ground, the dust sucked clean.