Abstract: A pooling method includes steps of providing each user of the social network system with bidding money, providing with bidding tickets; forming a bidding team of a maximum number of members among the plurality of users, and each member's entering the auction room by satisfying the auction-room-entrance condition and participating the bidding session as the bidding team by satisfying the auction-entrance condition. If any one or more members of the bidding team win the auction satisfying a predetermined winning condition, all the members of the bidding team are awarded with the target item and their BM, the BT, the BM+BT, or their combinations are nullified, which are used in the bidding session. If losing the auction, their BM, the BT, the BM+BT or their combinations of each member of the bidding team are nullified or refunded partially or entirely.

Abstract: This invention relates to a pooling method for an auction existing in a social network system wherein bidding back-up friends who provided the best bidder or raffle winner with bidding money, bidding ticket, or raffle ticket are compensated. The compensation is proportional to the amount of bidding money provided, and the order of the winner and the bidding back-up friend. The pooling method for an auction bid in a social network system comprises the steps of: providing users with bidding money, building a bidding back-up friendship among the users, providing the users with bidding tickets, providing one user's bidding money or bidding ticket to his bidding back-up friend who participates in an auction, and best bidder wins the auction and his bidding back-up friends are compensated.

Abstract: A display system on mobile system includes a mobile, platform, a hanging rail, a plurality of display boards, a hanging roller device, and a spacer. The hanging rail is provided across the display space. The hanging roller device, for each of the display board, has two rollers connected with a connecting bar, a board holder fixed to the connecting bar at a first end and fixed to the top edge of the display board, and a neck portion provided at the board holder. The display system may further include a chain for connecting and tugging the display boards; a motor for tugging the chain along with the connected display boards; and a motor controller for controlling the motor.

Abstract: A display system on mobile system includes a mobile, platform, a hanging rail, a plurality of display boards, a hanging roller device, and a spacer. The hanging rail is provided across the display space. The hanging roller device, for each of the display board, has two rollers connected with a connecting bar, a board holder fixed to the connecting bar at a first end and fixed to the top edge of the display board, and a neck portion provided at the board holder. The display system may further include a chain for connecting and tugging the display boards; a motor for tugging the chain along with the connected display boards; and a motor controller for controlling the motor.