What does it mean to recycle consignment at turnaround via turnaround

Selling used goods in turn turn. Turning is a second-hand idle trading platform APP client developed by Beijing Turning Spirit Technology Limited Liability Company, the process is that the seller will be sent by courier to the second-hand goods first to turn the official inspection, no problem and then sent to the hands of the buyer, the buyer will be paid in advance to the turn platform, after confirming receipt of the goods will be the payment of the goods to the seller's account. So through the turn to recycle consignment in the turn is in the turn to sell second-hand goods.