We are one of the largest manufacturers of railway fasteners in China. Material: QT400-15, QT450-10, QT500-7 QC: SGS Here is our practice: Payment: T/ T or L/ C Transportation: by sea FOB shanghai FOB Tianjing CIF ( your port) Package: double-layer woven bag+ free fumigation wooden pallet Delivery time: 25-30days after conformationor according to customers' requirement