出售求购徐州、三一50吨、70吨,日车DH350,DH400,DH500,求购日立KH125,KH150,KH180,KH住友LS78RH,LS108,LS118,LS238,SC500,神钢5045,5055,550AS,7055,7石川岛:CCH350,CCH500