Lixindehua obtained GB/T19001-2016/ISO9001:2015 friction torque limiter research and development and services;  Certificate of sales and service of mechanical equipment, certificate of relevant occupational health and safety management system activities of GB/T28001-2016/OHSAS18001:2007 and certificate of relevant environmental management activities of GB/T24001-2016/ISO14001:2015.