In addition to filling the gap in the world with the creation of rainbow-blowers, silent water tanks, front-blowers, etc., iwada, which belongs to the iwada ceramics technology company ltd. In foshan city, a scientific and technical enterprise that specializes in toilet ceramics, the iwada ceramic technology company ltd. In foshan city, which has been working for more than 10 years to create rainbow-blowers, silent water tanks, front-blowers, etc., has made it possible to replace ceramic-corream products, to achieve real water conservation after washing, a three-litre button, to reduce the use of congestion, and to upgrade the practical function of ceramic cleaning, which has become a preferred choice for consumers. (b) in march 2007, the board of consumers of foshan city received the honored integrity unit; (c) sixth: september 2011, with the honour of the foshan city quality association, heavy quality brand enterprise; in february 2012, the silent water tank was patented for invention, patent no. Zl200910192600. 1; tenth: in march 2012, guangdong province was ranked by its predecessor, the private technology enterprise of guangdong province。