Plaub Hlis 16thmus txog 20th, Tianjin YOUFA cov yeeb nkab hlau tau koom nrog kev nthuav qhia raj thiab hlau 2018 hauv Dusseldorf, Lub Tebchaws Yelemees.
Peb tau ntsib cov neeg siv khoom qub thiab tau ntsib cov neeg siv khoom tshiab.
Txais tos mus saib TianjinYOUFA cov yeeb nkab hlau ib lub tuam txhab sab saum toj 500 hauv Suav teb.
Koj tuaj yeem tau txais ib qho kev yuav khoom rau ERW yeeb nkab (puag ncig, square thiab rectangular) yog xim dub thiab galvanized.
Lub sijhawm tshaj tawm: Plaub Hlis-14-2018