Each process, every section, each purpose in EPG is demanded to be carried out one particular action adhering to one more, very carefully and cautiously, from materials choice, reformation to production components, from components heat treatment to automatic assembly, from high quality control to solution inspection and tests and from order dealing to right after product sales service.The group has taken element in the making and revising of ISO/TC100 intercontinental chain regular many several years in success and hosted the sixteenth ISO/TC100 Global annual meeting in 2004. The new merchandise include a sequence of large-tech and substantial top quality chains and sprockets and gears, such as chains and gearboxes for agricultural machineries, metallurgical chains, escalator phase-chains, higher-pace tooth chains, timing chains, self-lubrication chains, between which have variety substantial speed tooth chain for vehicle department dynamic box and aerial chains fill in the blanks of chain in China.