Dear Deng,
Others have already given you their advices. Here are few points to defend.
1. Your reco letter shud mention the significance of your work, your contributions. They must say u r top in the field with evidences. Try to get few more letters (3-4) indicatiing you belong to top 2-3% in the field.
2. You are claiming authorship with 2 first author papers. What are the impact facors of thses journals? if these 2 papers are in top journals? How many citations?
If they are good, you can definitely defend it strongly.
Average, how many first author papaers other can get at your level?
3. You have reviewed 29 papers for a single journal. That`s great. However, you need to mention about the quality of the journal substantiated with letter from the editor.
Good luck.
Others have already given you their advices. Here are few points to defend.
1. Your reco letter shud mention the significance of your work, your contributions. They must say u r top in the field with evidences. Try to get few more letters (3-4) indicatiing you belong to top 2-3% in the field.
2. You are claiming authorship with 2 first author papers. What are the impact facors of thses journals? if these 2 papers are in top journals? How many citations?
If they are good, you can definitely defend it strongly.
Average, how many first author papaers other can get at your level?
3. You have reviewed 29 papers for a single journal. That`s great. However, you need to mention about the quality of the journal substantiated with letter from the editor.
Good luck.