Success Story: From NIW to EB1A Approval for a Mathematical Optimization Expert Driving Scalable Mobility Intelligence

Posted by wegreened on March 30, 2026 in EB1 Green Card, NIW, Mathematical Optimization

Client’s Testimonial:

“I had a great experience working with WG for both my EB2-NIW and EB1A. They are very professional and responsive. They explained every step clearly and answered all my questions promptly, which made the overall process smooth. It’s a great choice.”

On May 6^th, 2025, and February 17^th, 2026, we received EB-2 NIW (National Interest Waiver) and EB-1A (Alien of Extraordinary Ability) approvals for a Staff Software Engineer in the Field of Mathematical Optimization (Approval Notice).

General Field: Mathematical Optimization

Position at the Time of Case Filing: Staff Software Engineer

Country of Origin: China

State of Residence at the Time of Filing: California

Approval Notice Date: May 6^th, 2025 (NIW); February 17^th, 2026 (EB1A)

Processing Time: 1 month, 6 days (NIW); 5 months, 12 days (EB1A) (Premium Processing Requested)

Case Summary:

North America Immigration Law Group (Chen Immigration Law Associates) is thrilled to announce the successful approval of both an EB-2 National Interest Waiver (NIW) and an EB-1A (Alien of Extraordinary Ability) petition for an accomplished researcher from China.

Focusing his expertise on mathematical optimization, the petitioner has built a career addressing complex computational challenges in wireless networks, vision tasks, and spatio-temporal analytics. Holding a Ph.D. in telecommunications engineering, the client has spearheaded groundbreaking projects that include optimizing energy-aware resource allocation for green wireless networks and creating lightweight, highly efficient models for mobile and embedded vision tasks. Furthermore, his innovations in analyzing massive, real-world datasets have been recognized as transformative. As one independent expert remarked:

"[Client]’s work delivers a scalable, cost-efficient solution for generating mobility intelligence from noisy, large-scale spatio-temporal data."

We meticulously compiled evidence of his sustained national and international acclaim. To highlight his impressive and highly specialized record, we documented the following achievements:

Scholarly Output: 6 peer-reviewed journal articles, 7 peer-reviewed conference articles, and 1 technical report.
Citation Record: A total of 1,119 citations. This citation history illustrates how his algorithms and communication paradigms are actively driving global advancements in sustainable wireless technologies and AI-driven computer vision.
Peer Review Service: Over 100 reviews for journals and conferences, affirming his position as an authoritative and trusted judge of the work of his peers.

By effectively contextualizing his academic background and his current critical role, we proved that his continued research in the United States yields substantial prospective benefits. NAILG successfully argued that the petitioner meets the rigorous criteria for both the EB-2 NIW and EB-1A classifications. By securing the NIW first, we established a strong foundation of national interest, which we then leveraged to secure the highly competitive EB-1A. Securing these dual approvals ensures that this top-tier expert can continue his vital technological innovations in the U.S. unhindered.

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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 Sixty-four 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

(2012.01 - 2025.12)

Category	Approval or Refund^®		Approval or Refiling^TM
	Approval or Refund^®
Category	Approved Sum	Success Rate	Approved Sum	Success Rate
NIW	42,047	99%	5,258	97%
EB1A	9,218	91%	4,534	86%
EB1B	1,488	98%	448	93%
Total	52,753	98%	10,240	92%