When the market trend develops downward from consolidation, the ADX value will increase continuously. Therefore, when the ADX value is higher than the previous day, it can be judged that the current market situation still maintains the original downward trend, that is, the price of natural gas will continue to fall. If +DI and -DI drop at the same time, it means that the current decline will continue.

When the trend of natural gas market enters a sideways stage, the ADX value will continue to decrease. Therefore, when judging the market, we should judge the trend of natural gas prices (+DI and -DI).

When the market trend of natural gas develops from sideways to upward, the ADX value will increase continuously. Therefore, when the ADX value is higher than the previous day, it can be judged that the current natural gas market is still maintaining the original upward trend, that is, the natural gas price will continue to rise. If +DI and -DI rise at the same time, it means that the current upward trend will be very strong.

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