请专家们评价一下我申请NIW的条件如何

Ph.D. candidate in chemcial engineering of a tier 2 university
Master degree from China
Principle student investigator on DOE and NSF projects
2 journal papers in a international journal
6 presentations at international conferenece
1 presentation award at international conference
7 strong recommendation letters (1 from a DOE national laboratory, 1 from advisor, 1 from departmental head, 2 from off-campus professors, 1 from a Senior industrial chair of a Canada federal organization)
no citations
no patents