1, company performance: VN30 index consists of the stocks of 30 large enterprises in Vietnam, and the performance of the company has a direct impact on the rise and fall of the index.

2. Economic environment: Vietnam's economic situation also has an important impact on VN30 index. If the economic growth is strong and the market demand increases, it will push the index up. On the other hand, if the economic environment is not good and the market confidence is insufficient, the index will stagnate.