Success Story: Postdoc’s NIW Approved in 26 Days! Another Success Story with Premium Processing Service

Client’s Testimonial:

“I am incredibly grateful to Chen Immigration for their outstanding support and expertise in handling my EB2-NIW petition. From the beginning, their team demonstrated exceptional professionalism, deep knowledge of immigration law, and a highly strategic approach to case preparation. They meticulously analyzed my research, ensuring that my petition effectively highlighted its national importance. Their attention to detail, strong legal arguments, and prompt responses to all my questions made the entire process smooth and stress-free. Thanks to their expertise, my I-140 NIW petition was approved, and I couldn’t be more pleased with their service. I highly recommend Chen Immigration. They are truly the best in the field! Thank you again for your excellent service!”

On February 5^th, 2025, we received another EB-2 NIW (National Interest Waiver) approval for a Postdoctoral Researcher in the Field of Biotechnology (Approval Notice).

General Field: Biotechnology

Position at the Time of Case Filing: Postdoctoral Researcher

State of Residence at the Time of Filing: Texas

Approval Notice Date: February 5^th, 2025

Processing Time: 26 days (Premium Processing Requested)

Case Summary:

We are pleased to share the approval of an I-140 National Interest Waiver (NIW) petition for a highly accomplished Ph.D. holder in biology and health, infectious diseases. The petition was approved in February 2025, less than one month after its filing, recognizing the petitioner’s nationally significant research in biotechnology and public health.

Advancing U.S. Biodefense Through Pathogenic Virus Research

The petitioner’s work explores the complex biology of pathogenic viruses, including replication mechanisms, viral–host interactions, and immune evasion strategies, with a particular focus on addressing emerging outbreaks. His research has been instrumental in illuminating how viruses manipulate host cellular processes and aims to facilitate the development of advanced vaccine platforms and targeted antiviral therapies. These innovations serve not only to improve healthcare outcomes but also to strengthen the nation’s defense against viral epidemics and bioterrorism threats.

Currently engaged in biotechnology research at a U.S. academic institution, the petitioner continues to investigate the molecular dynamics of viral replication and pathogenesis using model viral systems.

Recognized Expertise and Scientific Impact

The NIW petition was bolstered by an impressive record of academic achievement and measurable contributions to the field:

11 peer-reviewed journal articles, plus 1 preprint;
177 citations to his published work;
11 peer reviews for respected scientific journals.

Several of his publications have ranked among the top 10% most cited in the microbiology field for their year of publication. His findings have been adopted by global researchers studying viral pathogenesis, viral-host metabolic interactions, and the broader implications of pathogenic viral evolution.

Demonstrated National Importance

The petition presented detailed evidence of the national significance of his research, which aligns with critical and emerging technology priorities outlined by the National Science and Technology Council. In particular, the petitioner’s work contributes to vital public health goals, such as mitigating bioterrorism risks, enhancing epidemic preparedness, and enabling next-generation vaccine development, domains central to U.S. security and global health leadership.

A Strong Case for Continued Scientific Contributions

Through rigorous documentation of peer-reviewed scholarship, citation impact, peer review service, and strategic alignment with U.S. public health priorities, we established the petitioner’s eligibility for a National Interest Waiver. His ongoing research will continue to shape biodefense strategy, viral immunology, and vaccine innovation in the years ahead. We are proud to have supported his success.

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North America Immigration Law Group (Chen Immigration Law Associates) is a U.S. immigration law firm dedicated to representing corporations, research institutions, and individuals from all 50 U.S. states regarding I-140 immigration petitions. We specialize in employment-based immigration petition and have a proven record of high success rate for the categories of: EB2-NIW (National Interest Waiver), EB1-A (Alien of Extraordinary Ability), EB1-B (Outstanding Researcher/Professor) and O-1 (Alien of Extraordinary Ability).

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With more than 58,000 EB-1A, EB-1B, EB-2 NIW and O-1 cases approved, we have first hand information on the manner in which the USCIS adjudicate I-140 cases. As the USCIS has constantly changed its adjudication standards for the EB-1A, EB-1B and EB-2 NIW categories, our firm's huge database of successful cases gives you unprecedented insight to USCIS adjudication trends. We carefully analyze the data for all of our cases and apply the results of our analyses toward giving our clients up-to-date advice and adapting our strategies such that we remain on par with the ever-shifting landscape of immigration law in the U.S. With us, you will always have access to important updates, strategies, and information so that you can make the most informed decisions about your case.

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With our exceedingly large number of successful petitions, no matter what credentials you have, no matter your background and field of expertise, no matter your visa status or nationality, chances are we have helped hundreds or even thousands of clients just like you. Our clients are usually impressed with how well we understand their research and work. Our insight and understanding stems from the fact that we have handled many cases with elements similar to yours already, and this helps us devise the best strategies for each individual petition.

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For years, our firm has attracted new clients based solely on word of mouth, recommendations, and the positive collaboration experiences shared with them by their friends and family. We take pride in our reputation and work hard to ensure that we provide a green card application experience that our clients are happy to share with their friends and colleagues. That is how our cumulative total of approved cases grew from 600 in 2013 to over 58,000 in 2025.