ChangLi MingFeng Sartorius Fittings Ltd. is one professional factory of high-precision feed dog for all kinds of Sartorius.

• 昌黎明锋缝纫机配件制造有限公司是生产各种高精度缝纫机送布牙的专业企业,公司集模具开发、蜡模铸造、机械精加工于一体。