Google or Baidu: Monopoly Data Center

Every three seconds, there is a detailed two-minute data of Shanghai and Shenzhen stock markets, and every detail has the number of transactions.

Stocks, stock index futures, commodity futures, foreign exchange historical data, one-minute historical data, five-minute historical data, fifteen-minute historical data, historical professional financial data, historical equity data ex-dividend data, ownership structure, dividend data, top ten shareholders and circulating shareholders, all of which are very complete and detailed. You can go and have a look.