Shanghai HOSN (previously HOLD) was founded in 1984 in Pudong Zhangjiang Hi-Tech Development Zone, Shanghai. It is a high-tech enterprise specialized in R & D, production and marketing of electrical machinery, with its production base in Yangzhou, China. HOSN, formerly known as Shanghai HOLD Heavy Industry Co. Ltd. , can trace its origin back as early as 1984 when Shanghai Momentum Electrical Machinery Factory was established and is now an iconic enterprise in the wire & cable equipment industry.