Client’s Testimonial:
“WeGreened staff helped me for the NIW application and filing process, with professional and step by step guidance.”
On February 21st, 2025, we received another EB-2 NIW (National Interest Waiver) approval for a Ph.D. Student in the Field of Materials Science (Approval Notice).
General Field: Materials Science
Position at the Time of Case Filing: Ph.D. Student
Country of Origin: China
State of Residence at the Time of Filing: California
Approval Notice Date: February 21st, 2025
Processing Time: 15 months, 16 days
Case Summary:
A recent client of ours, a Ph.D. student in materials science, received strong support from respected experts in his field. A well-known associate professor described him as “a valuable member of the materials science field” for his groundbreaking research on high-performance EMI shielding. This professor, along with another prominent researcher, provided recommendation letters that played a key role in securing our client’s EB-2 NIW (National Interest Waiver) approval. We are pleased that he was able to gain the backing of these influential experts.
In addition to these recommendation letters, our client’s NIW petition included detailed information about his research on novel nanostructures and nanocomposites. We made sure to demonstrate how his work contributes to the U.S. economy and public safety. After confirming that his credentials met the NIW requirements, we proceeded with building his case.
Key Aspects of His Case:
- Research Focus: We highlighted the importance of our client’s work, which involves developing advanced nanostructures and nanocomposites used in electromagnetic shielding, magnetic recording, and flame-retardant technologies. His research is highly significant as it enhances technological advancements, boosts the economy, and improves fire safety.
- Publications & Citations: Our client had published 10 peer-reviewed journal articles (including 2 as the first author), which had been cited 258 times at the time of filing.
- Peer Review Contributions: To further establish his leadership in the field, we noted that he had served as a peer reviewer for high-impact scientific journals at least 7 times.
- Funding: Our client’s research was funded by the National Natural Science Foundation of China (NSFC), which supports projects that drive socioeconomic development. This funding highlights the significance of his work in advancing industrial productivity, particularly through the creation of a novel high-performance EMI shielding material.
- Supporting Evidence: Strong recommendation letters reinforced the significance of our client’s work. One expert wrote:
“[Client’s] groundbreaking research and its widespread impact in the scientific community distinguish him as a leading expert in materials science. His work has directly contributed to increasing HDD storage capacities for personal computers and data centers. I strongly support his continued presence in the United States.”
Despite delays in USCIS processing, our client’s NIW petition was approved in 15 months and 16 days. We congratulate him on this achievement and appreciate the trust he placed in our firm. It was our pleasure to assist him with this important step in his green card process. We wish him continued success in his future endeavors.
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).
Our Ten Thousand I-140 Approvals Provide Unprecedented Insight into the USCIS Adjudication Trend
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.
We Have Helped Hundreds and Thousands of Clients with Credentials and Backgrounds Similar to Yours
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.
Vast Majority of Clients Came to Us Because of Referrals
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.

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