Izinze e-Yantai, idolobha elihle eliyitheku, elinomlando weminyaka engu-40 ekwakhiweni kwemishini yokwenza izinkuni, elinamandla amakhulu, izindlela zokuthola okuphelele kanye nenqubo ethuthukisiwe kanye nemishini, ligunyazwe ku-ISO9001 kanye ne-TUV CE futhi linamalungelo okuzilawula. ukungenisa nokuthekelisa.Manje, inkampani iyilungu le-China National Forestry Machinery Association, iyunithi eyilungu le-Subcommittee for Structural Timber in National Technical Committee 41 yeTimber of Standardization Administration yaseChina, iphini likasihlalo weShandong Furniture Association, iyunithi eyisibonelo yaseChina. I-Credit Enterprise Certification System kanye nebhizinisi le-Hi-tech.