SREN combines the advantages of Daqo and Siemens, providing railway electrification products (OCS clamps &fittings, VCB, disconnector switch, power-supply switchgear etc) with advanced technology and on-time considerate service.

• 南京赛彤铁路电气化有限公司集大全和西门子的优势为一体，在提供铁路电气化产品(接触网零件，断路器和隔离开关，供配电系统等)的同时也带给用户先进的技术，及时周到的服务。