¤ Xintai genuine belt tightening device to provide quality, price * manufacturer * Type A belt tightening device comprising: (a) the body of one of said belt tightening device; (b) a first belt and a second belt, said first belt said body having a longitudinal direction is located at one end of the base end portion and having an end portion of the hook means, said second belt having a proximal end portion located on the other end of the longitudinal direction of said body and an end portion of the hook means with ; winding axis (c) a rotatably supported on one end of said body on the longitudinal direction, which is wound to the first belt and having an operating lever for the drive of said winding shaft; (d) for said The proximal end of the first belt winding shaft is fixed to said fixing means; (e) a belt length adjusting mechanism, which has a longitudinal direction along said body to move back and forth supported on the relationship between the longitudinal direction of the main body tape on the other end and one in the front and in member co relatively stationary rod, said reel member having a base end of the second strap can be wrapped around the waist to the top of its cylindrical surface, said belt length adjustment means fixedly clamp said second belt between said fixed rod and the cylindrical surface of said take-up member; after said belt length adjusting mechanism adjusting the length of said second belt, said operating rod driving the winding shaft work, thereby the base end is fixed to the winding shaft and the first tape is wound up tied goods.