Kashi city Tiga the big bazaar, located at Kashi urban district center's Ti the ga big bazaar, distributes in the famous scenic site Aitigaer mosque both sides, has more than 600 years doing business, the sightseeing and rest and recreation's histories. But the formerly nearly 400 store vending point, the majority for the construction, the post and panel structure, the service life long time, could not withstand the earthquake disaster and the sleet weather corrosion, moreover the fire hidden danger momentarily puzzles the normal doing business activity. In the Kashi city comprehensive start's old city transformation, Tiga the piece area is listed as the old city transformation earthquake resistance disaster reduction and in urban construction unified plan key improvement projects one.