Success Story: Our Firm Helped a Chinese PhD Student Earn NIW Approval Through Expert Guidance

Posted by wegreened on January 30, 2026 in NIW, Optical Engineering

Client’s Testimonial:

“WeGreen is a specialized agency offering exceptional service for EB-2 NIW applications. A dedicated attorney was assigned to assist me in preparing and refining my petition materials. Thanks to their expertise, every document was meticulously crafted and submitted without issue. If I become eligible for EB-1A in the future, I will undoubtedly partner with WeGreen again to perfect my application.”

On April 11^th, 2025, we received another EB-2 NIW (National Interest Waiver) approval for a PhD Student in the Field of Optical Engineering (Approval Notice).

General Field: Optical Engineering

Position at the Time of Case Filing: PhD Student

Country of Origin: China

Country of Residence at the Time of Filing: China

Approval Notice Date: April 11^th, 2025

Processing Time: 1 year, 4 months, 4 days

Case Summary:

We are proud to share the success story of an M.Eng holder from China, whose I-140 NIW (National Interest Waiver) petition was approved after 16 months and 4 days without receiving any RFE issues. This case highlights how strategically presented accomplishments in a nationally important field can lead to immigration success.

Our client specializes in optical engineering, with a research focus on developing advanced optical biomedical imaging systems using fiber and laser technology to improve the detection of pre-cancerous lesions. His work addresses urgent global healthcare challenges by improving early-stage cancer diagnostics, particularly for gastrointestinal cancers.

He continues to refine imaging systems that offer greater accuracy, lower costs, and wider accessibility compared to conventional medical imaging tools.

His petition, filed under the EB-2 NIW category, showcased:

● 6 peer-reviewed journal articles (2 first-authored) and 3 conference papers (1 first-authored),

● Over 85 citations,

● A record of peer review contributions for top journals in optics and photonics,

● Three articles ranked among the top 10–20% most cited papers in engineering for their respective publication years.

We also demonstrated that his research has been cited globally in support of advancements in remote sensing, non-destructive testing, and medical imaging. His work has received funding from prestigious agencies, affirming its practical and scientific value.

Two letters of recommendation from recognized experts were included in support of his petition.

“[Client] research has considerably advanced the efforts of the optical engineering research community and provided the information and methods necessary to develop and deploy random fiber laser systems with controllable spatial coherence. As he is an influential authority in our field, and as his work is vital for technological advancement in this and other key areas, it is my pleasure to offer him my support.”

We are honored to have assisted this researcher in his journey and look forward to the lasting impact of his innovations in medical diagnostics and imaging science.

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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).

Our Ten Thousand I-140 Approvals Provide Unprecedented Insight into the USCIS Adjudication Trend

With nearly 64,000 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 Tens of 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 nearly 64,000 in 2025.

Track Record of Success EB-1 and NIW Approvals

(2020.01 - 2024.12)

Category	Approval or Refund^®		Approval or Refiling^TM
Category	Approved Sum	Success Rate	Approved Sum	Success Rate
NIW	28,946	99.52%	3,030	98.31%
EB1A	4,322	91.76%	2,870	88.91%
EB1B	793	98.51%	236	90.77%
Total	34,061	98.44%	6,136	93.39%