First of all, for the export of green tea, the tea planting base needs to be filed. This is because the export of green tea needs to meet the national requirements for tea quality and health and safety. The tea planting base should have a good planting environment, meet the national - specified planting standards and quality requirements. When filing, relevant materials need to be submitted, including the environmental and soil test reports of the base, the production process and quality standards of green tea, etc.

Secondly, for the export of green tea, food production enterprise filing is also required. This is because green tea is regarded as a kind of food and needs to meet national food safety standards. When filing, relevant materials such as the enterprises business license, organization code certificate, and food production license need to be submitted.

Declaration for inspection is another important step in the green tea export trade. When declaring for inspection, relevant supporting materials for the exported green tea need to be submitted, including commodity inspection reports, certificates of origin, quality inspection reports, etc. These supporting materials need to be issued by a national recognized inspection agency and meet the standards and requirements of the destination country.

Finally, the export of green tea also needs to meet foreign access requirements. Different countries have different import standards and requirements for green tea. Some countries have strict requirements for the pesticide residues, lead, cadmium, etc. of green tea. Therefore, before exporting green tea, it is necessary to understand the relevant access requirements of the destination country to ensure that the exported green tea meets the standards and requirements.

In conclusion, the green tea export trade is a complex process involving multiple links and procedures. In order to ensure the smooth progress of green tea exports, it is necessary to prepare and submit relevant materials in a timely and accurate manner to pass the inspection and review smoothly and meet the relevant requirements and standards of the destination country.