Pay treasure to guarantee transaction timeout mechanism is as follows: 1. Since the two sides agreed to the trading content, namely the buyers or suppliers to create five days from the date of last modified terms, buyer fails to pay, the system automatically shut down. 2. 10 days from the date of delivery by the seller, if the buyer fails to confirm receipt of the goods and does not apply for refund, the transaction will be completed by default and the system will automatical