Choose government-certificated stores.
Use Alipay or Wechat Pay, although cash and credit cards are also accepted.
Keep all your purchase vouchers, whether paper or digital.
Skip shops within 500 meters of the scenic areas: often overpriced.
Don't buy expensive, hard-to-verify items like jewelry or jade.
Don't go to any so-called factories like Terracotta Army factory or attend any tea ceremony.