Founded in 1924, it was the first company in the world to develop smart toilets, and has occupied the second place in the Japanese sanitary ware market for many years since the last century. It produces the only sanitary ware products in the world that have obtained SIAA certification. In 2001, Saitiansi smart toilet won one of the most authoritative design awards in Asia and even the world, "Oriental Design Oscar" and Japan's "Good Design", and in 2003, the sales of this toilet in Japan exceeded 100,000 units. INAX has many application engineering cases, including Peking Union Medical College Hospital, Shanghai Hengshan Supreme Hotel, Beijing Blue Harbor, Shanghai World Expo, etc. INAX products are available in medium and high-grade grades, and high-end products are expensive. The smart toilet is INAX's masterpiece, and the glaze is of high quality.