1.TheTheoryofItsRunning OurNopowerVentilationsneednottheelectricpowerinsteadofeasilydrivingtheturbinevanestoratatebynaturebreezeorthetemperaturedifferencebetweenindoorandoutdoorsoastomaketruetherunningwithoutcost...Theyaretherealpracticalandenergysavingproductswithoutnoiseandpollution.,sotheycansavemuchelectricpowerandlabourforusersinordertolowertheproductioncostclearly,toimprovetheworkingsurroundingoftheworkshop,torisetheworkingefficiencyeventostrengthenthequalityofthetheirproducts. 2.TheConstitutesoftheMaterial OurNopowerVentilationsaremadeofthewholestainlesssteelwhichneednotmaintenanceanylongerandareofanti-acid-baseandofanti-erosionbytheonlyonceinvestment. TheTGNopowerVentilationsaresetuptheadvancedbearingsimportedfromAmericawhichcanbeassuredforabout15years. 3.TheValuesoftheNopwerVentilations A.Theycanexhaustedthehotair,wastegas,dustandotherharmfulgasmeanwhilethefreshairoutdoorcancomeintotheworkshopsoastobettertheworkingsurrouding,tomaketheworkersmoreenergeticandtoincreasethebenefitsofthecompany. B.Lowertheusersproductioncosts.BecauseourNopowerVentilationsbelongstotheproductswhichneednotelectricpowerandotherconsumesforthelife-longtimeaftertheonlyonceinvestment,toalargeextenttheycanlowertheusersproductscosting.