Sui-On has over 30 years of experience in the electrical insulation industry. It began as a slitting service in 1980 and has since expanded to include lamination, coating, and other fabrication services. The company now has over 300 employees across locations in Shanghai, Shenzhen, Tianjin, Qingdao, and Hong Kong, with an annual turnover of over HK$640 million. Sui-On offers a variety of prominent insulating materials and works closely with customers to provide a reliable source of supply.