1. Environmental protection value: Organic fertilizer production line can efficiently treat organic materials such as farm waste, animal and plant residues, and transform them into organic fertilizers, which is conducive to reducing environmental pollution, improving soil structure, and improving soil fertility.

2. Resource recycling: The organic fertilizer production line uses agricultural waste as resources, improves resource utilization efficiency and reduces agricultural production costs.

3. Sustainable agricultural development: Organic fertilizer production lines help to improve crop yield, improve the quality of agricultural products, extend the soil fertility cycle, so as to achieve sustainable agricultural development.

4. Economic benefits: organic fertilizer production line can create jobs, promote the development of related industries, and improve farmers' income. At the same time, the market demand for organic fertilizers is higher, which can bring better economic benefits.

5. Social value: Organic fertilizer production lines help to improve the public's awareness of environmental protection and resource recycling, cultivate green consumption concepts, and promote green development.

6. Technological innovation: Organic fertilizer production line adopts advanced organic fertilizer equipment and production process, which is conducive to technological innovation and industrial upgrading, and improve the level of agricultural technology in China.

In summary, organic fertilizer production lines have significant environmental protection, economic, social and technical values, and are of great significance for promoting the green development of agriculture and rural revitalization in China.