BeijingRonglihengTechnologyDevelopmentCo.ltdisapioneercorporationinreserachingandproducingenergy-savingcoating.Ronglihengwasfoundedin2000,afterseveralyears'shardwork,it'snowbecomingtheleadingcompanyinenergysavingcoatingindustry,accuratelyfollowsupthedevelopingstepoftheindustry,persistsinthedevelopingofspecialization,technology,andstandardization.