Success Stories: Senior Scientist in the Field of Analytical Chemistry in Illinois Received an EB-2 NIW Approval With Only 10 Citations

Posted by wegreened on January 30, 2026 in Chemistry (Organic Chemistry, Biochemistry, Biochemical Engineering, Electrochemical Engineering, Physical Chemistry, Macromolecular Engineering, Polymer Chemistry, Chemical Engineering), NIW

Client’s Testimonial:

Thank you very much for your assistance for my I-140 application.

We Received an EB-2 NIW Approval on August 13^th, 2014 for aSenior Scientist in the Field of Analytical Chemistry (Approval Notice)

General Field: Analytical Chemistry

Position at the Time of Case Filing: Senior Scientist

Country of Origin: China

Service Center: Nebraska Service Center (NSC)

State of Residence at the Time of Filing: Illinois

Approval Notice Date: August 13, 2014

Processing Time: 4 months and 25 days

Case Summary:

For this EB-2 NIW case, we had the privilege of working with a Senior Scientist, who has made substantial contributions and garnered international acclaim in the field of Analytical Chemistry. In his research endeavors, he has developed advanced methodologies for the efficient and accurate separation and analysis of proteins. His work has directly contributed to the pharmaceutical, medical, and healthcare industries, as well as the wider field of biology. Furthermore, his cutting-edge utilization of affinity chromatography for biomarker identification has paved the way for development of techniques for early detection of disease. The originality of his work has culminated in the authorship of 4 peer-reviewed manuscripts that were published in the leading journals of his field. At the time of filing his case, his publications had been cited 10 times by researchers worldwide, demonstrating the global scientific community’s heavy reliance upon his work. Furthermore, his work has been presented and discussed at internationally renowned conferences. The major significance of his work was endorsed by an independent recommender, who stated, “The co-polymer synthesis technique that [Client] co-invented, as another example, result in several advanced materials for protein chromatography, including affinity chromatography and ion exchange chromatography. All materials that [Client] developed have outperformed leading commercial products. Particularly, the affinity chromatography has demonstrated tremendously high yield for recovering trace protein biomarkers for cancers, which has been commercialized by a biotech company, [Private Company].” With the extensive and thorough documentation that we provided, we exhibited the immeasurable value of our client’s contributions to various healthcare sectors, as well as the scientific community. We were able to prove that our client’s social and scientific advancements and continued research have substantial merits for our country and the scientific community as a whole, thus he has served the nation to a significantly greater degree than that of others with similar education and experience. We were met with success when his NIW petition was approved in 4 months and 25 days.

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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%