When choosing organic fertilizer equipment, here are some key factors:

1. Raw material characteristics: According to the type of raw materials you will be dealing with (such as livestock manure, crop straw, food processing waste, etc.), choose equipment that can adapt to the characteristics of these raw materials.

2. Production scale: According to the production demand of organic fertilizer production line, choose the appropriate scale of equipment to meet your production capacity.

3. Technical performance: Select equipment with mature technology and stable performance to ensure production efficiency and product quality.

4. Environmental protection requirements: Ensure that the selected equipment meets environmental protection standards and reduces pollutant emissions in the production process.

5. Cost-effectiveness: Consider the total investment cost, operating cost and maintenance cost of the equipment, as well as the expected return on investment.

6. Policy support: Understand the national and local policy support for the organic fertilizer industry, and choose equipment that can enjoy preferential policies.

7. Service and support: Choose suppliers that provide good after-sales service and technical support.

8. Technological innovation: consider the technical innovation of equipment, such as automation, intelligence, etc., to improve production efficiency and product quality.

9. Market demand: According to market demand and trend, select equipment that can produce organic fertilizer products required by the market.

10. Brand reputation: Choose brands with good reputation, which usually provide more reliable equipment and better service.

By taking these factors into account, you can choose the most suitable equipment for your organic fertilizer production line, thereby improving production efficiency and product quality to meet market demand.