1. Choose to shop online with platforms of a considerable size and with good reputation.
2. Do not blindly believe gimmicks of the sellers, and save screenshots of sellers' notifications, transaction records and other materials in a timely manner for evidence.
3. In case of any online shopping dispute, make a timely complaint to the customer service of shopping platforms, or to the localmarket supervision authority of where the seller is registered. Report to the Public Security Bureau in a timely manner in case of any online shopping frauds.