Pass the standard:GB5013,JB8735-1998,IEC etc. Best price ISO 9001 Application:This products is suitable for use in power installations,fixed wiring or flexible connections for electrical appliances with rated voltage up to and inciuding 450/750V respectively. Reference standards:The product is manufactured according to the standard of GB5023-1997 and JB8734-1998 or IEC,BS,DIN and ICEA upon ...