Areas of different scale equipment accessories, its function and usage also have some differences, this design is mainly caused by different reasons. Such as sound equipment accessories is the need to reduce the influence of resonance for speaker or sound quality, and the requirement of stability will be high, if telescopic equipment accessories can't remain stable, under the influence of resonance will shake, the structure change makes it, at the same time will reduce the service life of the telescopic equipment accessories, so different equipment accessories will have their own specific role and function. Developed various models of telescopic equipment accessories to comply with the requirements of the masses. Equipment accessories, luggage accessories co. , LTD. , founded in 2007. With 12 years equipment accessories, baggage car research and development, production and manufacturing experience, custom telescopic equipment accessories, can come to diagram to sample customization, welcome to visit our luggage accessories and field trips! Or enter luggage accessories website for consultation for more information! — — Equipment accessories, luggage accessories co. , LTD. 11 years experience in equipment accessories research and development manufacturing custom hotline: 0769 - 83980113 13829269591 website: WWW. tianyu76。 Com email: gdqiangyi @ 163. Com address: luggage accessories, catalpa village bridge city changping town bridge industrial zone in bl1 building