Interval layout: Try to go long with light positions near 16350-16250, and try with small stops. The 4-hour chart maintains range oscillations, with MACD entering near the zero axis, short-term weakness and strength, and the range low support should be watched around 15900-16000. Pay attention to the upper range resistance near 17300-17400 during the market rebound. The daily line of the market continues to be under pressure at the weak bottom. The market outlook will rebound to highs. Be careful to chase the rise and kill the fall. There is a temporary range correction in 1 hour, KDJ crosses back, and short-term resistance focuses on around 17000-17100. It has gradually fallen to near the mid-term trend line in 15 minutes, and MACD has fallen below the zero axis. Short-term support should be paid attention to around 16250-16350. In the short-term, pay attention to the opportunity of falling first and then rising.