The certification fee of organic tea varies from country to country and certification body. Generally speaking, the cost of organic tea certification includes the following aspects:

1. Application fee: This is the fee that needs to be paid when submitting an application for certification, and the charging standards are different in different countries and institutions.

2. Inspection supervision fee: this is the cost of chemical analysis and on-site inspection in the certification process, including supervision and audit fees.

3. Certification fee: the fee for certification institutions to conduct audits and issue certification certificates according to certification standards and procedures.

Generally speaking, the certification cost of organic tea is higher than that of ordinary tea, because the standard of organic certification is higher and stricter testing and supervision are needed. Under normal circumstances, the certification fee for organic tea is between several thousand yuan and tens of thousands of yuan.