All products of SOUNDFORCE are use aurum high-class copper plate. Its attractive appe-arance is made of full-automatism importation hardware control figures.

• 力声所有产品使用的钣金全部是高品质的冷扎钢板，美观、精确的成品外型都是经过成套进口全自动数字控制的五金加工设备系统制造。