Success Stories: O1-A Approval in Just 10 Days for Taiwanese Biomedical Engineering Scientist Based in New York


Client’s Testimonial:

“Thank you so much for sharing this exciting massage. This is such a great news!! I am so grateful for your time and effort (…) I wish I could give you 10 out of 5 stars.”

On May 23rd, 2019, we received another O1-A (Individuals with Extraordinary Ability or Achievement) approval for a Scientist in the Field of Biomedical Engineering (Approval Notice).

General Field: Biomedical Engineering

Position at the Time of Case Filing: Scientist

Country of Origin: Taiwan

State of Residence at the Time of Filing: New York

Approval Notice Date: May 23rd, 2019

Processing Time: 10 days (Premium Processing Requested)

Case Summary:

A biomedical engineering scientist from Taiwan hired North America Immigration Law Group ( to help him file an O1-A (Individuals with Extraordinary Ability or Achievement) petition. His O1-A petition was approved in just 10 days thanks to Premium Processing (PP).

What is the purpose of O Visa?

O-1 is a non-immigrant visa category for aliens of extraordinary ability in the sciences, art, education, business, or athletics. To qualify for O-1 visa, foreign nationals must have sustained national or international acclaim and their achievements have been recognized in the field. In addition, the foreign person is seeking to enter the United States to continue to work in the field of endeavor. To learn more about O visa, please visit:

What went into the O-1A petition package?

Prior to drafting the petition letter, our team always establishes a clear understanding of our client’s major research and accomplishments. The significance of his research lies in understanding the biological mechanisms of tissue regeneration and infection prevention from biomedical device implantation. By the time of filing the case, he has published 13 peer-reviewed scientific articles, 2 book chapters, and 1 patent, which have been cited 234 times worldwide. In addition, he has also served as a peer-reviewer and conducted at least 7 reviews for highly esteemed journals. Besides detailing several of his most well-known projects, our team also carefully investigated into the citations he received, and found out that his citation records have positioned him in the top 10% by citations in his field. Four recommendation letters were also included in our petition package to offer unbiased statements to attest the contribution of our client.

Why is our strategy so effective?

Our vast experience in employment-based visa petitions has given us unprecedented insight into what the USCIS is looking for when adjudicating cases, and it puts us in an excellent position to advise our clients on everything from the ideal time to file the case to what should be included in the petition packet.

With an approved O-1 visa, our client has already begun working for his US employer and continues to conduct valuable research that will benefit the US in medical device and pharmaceutical industries in the years to come. In fact, he has also retained our firm to file a National Interest Waiver (NIW) petition to adjust for US permanent residency. We thank him for trusting our firm, and we wish him the very best 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 16,000 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 approved cases grew from 600 in 2013 to over 3,500 in 2019.

If you are interested in filing the green card, please send your CV to for our free evaluation. Our attorneys will email you back with the evaluation result within 24 hours.

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