1. It is due to the impact of policy adjustments and market supply and demand.

2. In terms of policy adjustments, it may be due to the reduction in the national fiscal budget and the weakening of some policy preferences, resulting in a reduction in the payment amount. In terms of market supply and demand, it may be due to a decline in market demand or intensified competition for similar products, resulting in lower payment prices.

3. Market competitiveness can be improved by improving product quality, broadening market channels, strengthening brand promotion and other measures, thereby stabilizing or increasing the payment amount.