The utility model discloses a tray seat is born to two-sided contact relates to a freight device, and especially goods shelves for the container shipping belong to freight technical field it includes the loading end and sets up the couple in the loading end outer end, and its key technology is the couple including hangers and backup plate, and the hangers setting is at loading end outer end upside, and the backup plate setting constitutes tray seat is born to two-sided contact at loading end outer end downside the utility model discloses the beneficial effect who has is: be equipped with hangers and backup plate respectively at loading end outer end upside and downside, constitute tray seat is born to two-sided contact having changed prior art single face stress, having increased the lifting surface area, disperseed the stress that transmits on the bracket simultaneously, reduced to transmit the stress on side wall and the bracket, evaded the stress concentration phenomenon of present structure, effectively improved the stability of tray seat, the bearing capacity of tray seat has improved 80%, life and has improved about 68%, has guaranteed freight's security