NINGBO SAL ELECTRICAL APPLIANCE CO.;LTD is high-tech enterprise that specializes in 24 hours programmable timer,having nearly 20 patents of domestic,USA and Europe. The products are used in the automatic control of electrical apparatuses as room heater,multi-functional socket,lamps and lanterns,bill-board etc. The main products have numerous approvals as UL,GS/TUV,KEMA,BS,SAA etc. At present,the main products export to many areas and countries as America and Europe etc.