1 check what sector the stock you hold belongs to, and then find the corresponding index. However, the general situation is to look at stock index futures (because the trend of stock index is generally earlier than that of Shanghai Composite Index).

2 superimpose the above-mentioned exponential time-sharing chart on the intraday time-sharing chart of shareholding.

3 observe the one-minute chart of the stock index, and judge the trend of the stock index by using macd and volume indicators. Because the response of individual stocks is after the stock index, the landlord can use this to do T+.