Established in 2003, Yueqing Lisheng Spring Co., Ltd. is one of the largest spring manufactories in East China. Specifically, the main products include compression springs, extension springs, extension springs, power springs, torsion springs, precise torsion springs, oil seal springs, square wire springs, flat wire springs and metal toy products. In 2003, our first factory was founded, and we began business by producing and selling springs. In 2009, in order to complement with the rapid ...