... Steel Toilet bowl, Heavy Duty Water Closet, SS Water Seat;GS-9111 SS304 CE APPROVED OEM ACCEPTED Stainless Steel Toilet bowl, Heavy Duty Water Closet, SS Water ... at schools, public toilets, trains, government prison, and mobile toilet, etc.2) Haixin Product Advantage:-----Material can also use ... SS316.There will be no crack in the closestool even it is very cold ...