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Racking cufan ee shuttles 4D
Shafka bakhaarka afar-geesoodka ah wuxuu inta badan ka kooban yahay gogosha rakibaanka, kanaalka-hoosaadka taranka, raad-hoosaadka kanaalka-hoosaadka, aaladaha seerka xadhigga toosan, biraha kanaalka ugu weyn, jidadka kanaalka ugu weyn, Isku xirka rafaadka iyo dhulka, cagaha la hagaajin karo, jiidashada dhabarka, ilaalinta shabagyada, jaranjarooyinka dayactirka, Qalabka ugu muhiimsan ee shelf waa Q235/Q355, iyo alaabta ceeriin ee Baosteel iyo Wuhan Birta iyo Birta waxaa lagu doortaa oo lagu sameeyay duubis qabow.