Legal analysis: The greening project cost includes eight parts: budget price of seedlings, planting fee, survival rate maintenance fee, management fee, profit, independence fee, seedling price difference, and taxes.

2. The basis for charging fees for greening projects: the budget price of seedlings.

Greening project rates:

1. Planting fee: 10% for large trees and 7% for small trees.

2. Maintenance fee during the survival rate period: 12% for normal season planting and 18% for off-season planting.

3. Management fee: 3%

4. Profit: 2.5%.

5. Taxes: 3.445% in cities and 3.292% in towns and cities.

Legal basis: "Standardization Law of the People's Republic of China" Article 2 The standards (including standard samples) mentioned in this law refer to the need for unification in the fields of agriculture, industry, service industry, social undertakings, etc. technical requirements.

Standards include national standards, industry standards, local standards, group standards, and enterprise standards. National standards are divided into mandatory standards and recommended standards, while industry standards and local standards are recommended standards.

Mandatory standards must be implemented. The state encourages the adoption of recommended standards.