The price of fertilizer machines usually includes several cost components, such as:

1. Equipment cost: This refers to the manufacturing cost of producing the fertilizer equipment, including costs for materials procurement, processing, assembly, testing, packaging, etc.

2. Transportation cost: This includes the cost of shipping the equipment from the manufacturer to the customer's designated location, such as logistics, insurance, customs, etc.

3. Installation and commissioning cost: This refers to the cost of installing and commissioning the equipment after it arrives at the customer's site, including labor, machinery, tools, consumables, etc.

4. After-sales service cost: This includes the cost of providing after-sales services to customers, such as maintenance, training, technical support, etc.

5. Tax and fee cost: This includes a series of tax costs, such as value-added tax, income tax, customs duties, etc.

6. Profit: This refers to the benefit obtained by the seller from selling the fertilizer machine.

These are the main cost factors that make up the price of fertilizer machines. Different manufacturers, products, and services may have different prices.