Internal: 1. There are too many drops in front; 2. Credit funds flow to the stock market; 3. Economic recovery (pmi index); 4. Strong policies such as infrastructure projects and industrial revitalization plans have supported the economy, made the stock market expect better and restored confidence; 5. Trend cycle of A shares (10 decline) and related characteristics; 6. Build A-share market, such as Shanghai International Financial Center, Growth Enterprise Market, futures, etc.

Foreigners: 1. Us stocks bottomed out and fell by more than half; 2. The dollar weakened, commodity trading picked up, and funds flowed to high-risk assets. The world economy has passed the bottom stage. 4. Strengthen international political dialogue and maintain the common language of certain procedures in the economic field.