Title: Ningbo Xingyou Import / Export Co., Ltd. Description: established by Ningbo Sanma Tools Manufacture Factory and Ningbo Yinzhou Jinhua Mechanical Product Factory at the beginning of 2006. We specialize in producing and designing all kinds of mechanical products, such as ratchet wrenches and mechanical products. Tags: Ratchet wrenches other mechanical products Category: Home Business URL: http://www.nbsmtools.com