Posachedwapa, mphero ya Jiangyou Great Wall Special Steel Co., Ltd. ya Angang Steel Group yatulutsa zitsulo ziwiri zamtundu wa nyukiliya zapamwamba kwambiri, zomwe zitsulo zosapanga dzimbiri 6 mm wandiweyani, 400 mm m'lifupi ndi 4200 mm kutalika. wapanga mbiri ya thinnest hot rolled flat...
Werengani zambiri