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北美联合律师事务所(North America Immigration Law Group; Chen Immigration Law Associates)是一家从事美国移民的律师事务所,致力于代表来自美国50个州的公司、研究机构和个人,针对I-140移民申请提供法律服务。 我们专精于职业移民申请,并在下列移民类别保有高成功率的证明记录: EB2-NIW(国家利益豁免)EB1-A(杰出人才)EB1-B(杰出教授/研究员)

我们所累积的上万件I-140批准通知让我们对美国移民局的裁决趋势有着前所未有的洞察力
拥有上万笔的EB-1A,EB-1B和EB-2 NIW批准纪录,我们对USCIS判决I-140案件的方式有着丰富的第一手资料。 由于USCIS会不断改变对EB-1A,EB-1B和EB-2 NIW类别的裁决标准,我们事务所累积的庞大成功案例数据库能提供您前所未有且透彻的USCIS裁决趋势。 我们仔细分析我们所有案例的数据,将分析结果应用于为客户提供最新的建议,并随时调整我们的策略,使我们与美国不断变化的移民法规局势保持一致。 与我们合作,您可以随时得知重要的更新、策略和信息,让您可以对您的申请做出最明智的决定。

我们已经成功帮助过上万位背景和条件与您相似的客户
我们经手过众多的成功案例。无论您的条件、背景、专业领域、签证身份或国籍为何,我们极有可能已经帮助过数百名甚至数千名和您相似的客户。 我们的客户通常对我们能如此了解他们的研究和工作感到印象深刻。 我们的洞察力和理解来自于我们已经处理过许多与您条件类似的案例,这使我们有能力为每份申请量身订制最佳策略。

许多客户都是因为他人的推荐而与我们接洽
多年来,我们事务所吸引了许多新客户与我们合作,他们全都是基于我们的口碑、他人的推荐以及朋友和家人所分享的愉快合作经验而选择我们。 我们以我们的声誉自豪,也努力确保我们提供令人满意的绿卡申请服务给每位客户,让客户乐于与他们的朋友和同事分享经验。 这就是为何截至2025年,我们累积的批准案件总数已从2013年的600件成长至接近64,000件。

北美联合律师事务所 2020 年至 2024 年EB1 / NIW 案件批准数据

顾客见证

I decided to choose North America Immigration Law Group based on some positive feedback and experiences that some of my friends had with. Working with them was great. They are very supportive and professional and they are well familiar with the rules and process. Everything was delivered on-time exactly as they promised. My application was approved in less than 60 days
I highly recommend them to anyone who needs their service, specially for NIW category. I already have referred some of my friends to Chen Immigration Law Services and they are also very happy and satisfied with their service.

- M. M., Postdoc

I cannot describe how excited I was when I got to know that my I-140 EB1A application has been approved. This simply could not be true if without the professional help from the North America Immigration Law Group. I don't think that my background conditions were safe for this application. But I knew that their preparation strategy made my case pretty strong. Although the application was long and challenging, it was very nice to work with their team during the whole process period. They impressed me with excellence, professionalism, and highly responsiveness. I do believe that their service is the best one in the immigration business.
Thank you so much for your effort to help me get through the EB1A application. I have recommended and will be happy to continue recommending your professional team to other people who really want to be greened.

- K. J., Electrical Engineer at New York State

It was an incredible experience working with Chen lawyers. I got my EB1A approved in 10 days. They were so perfect in their work and and took care of every little detail necessary. Very dependable and very friendly to work with. They were very prompt in answering every of my questions; and trust me they have been very kind to have responded to silliest of my doubts and concerns. I strongly recommend them to all my friends. Needless to mention, I am going to work with them for I-485 as well.

- T. K., Research Scientist

I will definitely recommend North America Immigration Law Group to all my friends who is seeking for immigration services. I am very, very impressed by their excellent service. The entire process is very professional and they have been responsive and responsible. They will do their best in every little detail to make you case stronger. Their service and attitude towards every case define their high reputation.

- B. H., Postdoctoral Research Fellow

When i looked at all the reviews for the immigration firm, Chen immigration caught my attention for two reason, effective clear communication and their experience to approve otherwise difficult cases. After the initial free evaluation by their experienced attorneys they presented me with step by step instructions and options. I took a week to understand and signed the contract with them. My only concern at that time was not seeing the firm in person as everything is online, However that concern was gone as i saw their work ethics. They are super professional and respect the timelines and deadlines. they meticulously prepare all the documents, which is really important for such cases. I had a wonderful experience with them. I had already recommended two of my friends to hire them. I hired them for both I-140 and I-485. My I-140 was filed with PP and I received the approval in 8 days.

- L. S., Postdoctoral Fellow

My EB1B I-140 got approved within 10 business days. I have worked with Chen Immigration Team from North America Immigration Law Group for 4 months before submitting my application. They were extremely thorough, meticulous and prompt with their service. They drafted all the necessary letters (employment verification, recommendation letters and petition letter) within the agreed timeline. They helped me to choose potential recommenders and were always quick to answer any of my questions. They are very professional and definitely know what they are doing. I will definitely recommend Chen Immigration Team to anyone who is planning to apply for Permanent Residency Status in USA.

- B., Scientist

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Success Stories: A Chinese Power Systems Research Engineer Secures EB2-NIW Approval in Just Over One Month via the Premium Processing

“Thank you very much for your help! Really excited that my case got approved without RFE. Thank you so much!”

Approved in 37 days

State of Residence: Washington

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Success Stories: Driving Innovation in Computer Vision: EB2-NIW Approved for Autonomous Systems Researcher

“The service is perfect for me so far, and thank you for your help all the way. It’s really a great experience working with you.”

Approved in 503 days

State of Residence: New York

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Success Stories: Resilience Rewarded: NAILG Secured EB1A Approval in Just 19 Days for Critical Care Expert After Prior Denial

“North America Immigration Law Group attorneys and team were very proficient and supportive throughout the process. They always carefully evaluated the materials that I provided and drafted a very strong petition letter.”

Approved in 19 days

State of Residence: Massachusetts

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Success Story: Fast-Track NIW Success! Indian Research Associate Scientist Approved with Our Expert Support and Premium Processing Service

“Thank you very much for all your help through the NIW process. An approval without an RFE seems to be a rarity these days, and I was happy to receive the decision well before the 45-day deadlines. This talks to the strength and clarity in the petition. I am so excited to receive the approval and really appreciate your expert advice and assistance with the filing.”

Approved in 44 days

State of Residence: Pennsylvania

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Success Stories: RFE Overcome, Petition Approved: NAILG Guided Principal Architect in Computer Science to EB-1A Approval

“I want to express my heartfelt gratitude for all the guidance and support during my EB1A I-140 petition process, notably for the thorough assistance in responding to the RFE. I sincerely appreciate the care and diligence. Thank you very much!”

Approved in 123 days

State of Residence: California

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Success Stories: Redefining Cardiac Care: EB1A Approved for Clinician-Scientist Advancing Heart Failure and Transplant Outcomes

“Would like to take this opportunity to thank you and your team for the approval. Your team was very professional from the beginning and made this process so easy. I appreciate the thoroughness and the constant feedback while building the application. I would strongly recommend your services to any of my colleagues without any hesitation.”

Approved in 17 days

State of Residence: Washington

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Success Story: Thanks to Our Assistance, An Iranian Researcher Wins NIW & EB1A – EB1A Approved in Just 15 Days!

“Thank you so much for all your work and support.”

Approved in 15 days

State of Residence: Mississippi

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Success Stories: Successful EB2-NIW Approval for a Vietnamese Research Scientist/Manager in Biochemical Engineering

“Thank you so much for the congratulations and for all the support throughout the process! I truly appreciate your professionalism and guidance.”

Approved in 523 days

State of Residence: South Korea

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Success Stories: Advancing Human-Centered Technologies: Postdoctoral Fellow Secures EB1A and NIW Approvals Despite RFE

“Thank you so much for your tremendous help in my petitions for NIW and EB1A.”

Approved in 16 days

State of Residence: Georgia

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Success Stories: Research at the Crossroads of Innovation and Impact: A National Interest Waiver Win in Chemical Engineering

“I have a great experience in preparing my I-140 petition and corresponding reference letters. Additionally, I always received the answers to my questions within 24 hours. All the members are very professional in responding to any of my queries.”

Approved in 519 days

State of Residence: New York

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Success Stories: NAILG Guides Chinese Data Scientist in Technology Law to EB1A Success Despite RFE Challenge

“WeGreened is definitely the best attorneys in this industry. They are professional, patient, and incredibly knowledgeable. I’m thrilled with the outcome and very thankful for their help. I wouldn’t have been able to do this without them.”

Approved in 105 days

State of Residence: Washington

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Success Story: Nigerian Expert Receives Both EB1A and NIW Approvals with Our Proven Strategy via Premium Processing Services Even After RFE for EB1A

“Thank you for your assistance and guidance throughout the process of my I-140 application.”

Approved in 120 days

State of Residence: United Kingdom

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Success Stories: Transforming Access: Higher Education PhD Student Secured NIW with NAILG’s Guidance

“Thank you again for your excellent support throughout my I-140 petition process. I’m truly grateful for your expertise and professionalism, which contributed greatly to the success of my case.”

Approved in 491 days

State of Residence: Illinois

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Success Stories: Bangladeshi Materials Scientist Earns EB2-NIW Approval in Just Two Months with Premium Processing

“Thank you so much! You made my day!”

Approved in 60 days

State of Residence: Bangladesh

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Success Story: No RFE Issues, NIW Approved for Iranian Postdoctoral Fellow Thanks to Our Assistance

“Thank you for your support and thank you for helping me have a successful case.”

Approved in 800 days

State of Residence: United Kingdom

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