Sign up for our Email Newsletter


Our Services

We are dedicated to provide
all aspects of US immigration services and counseling...

Read More

Free Evaluations

Our Attorneys proudly provide free evaluations for many inquiries...

Read More

Free Seminars

We are committed to educating those interested in learning U.S immigration laws...

Read More

Immigration Library

Z&A is a full-spectrum immigration law practice. To assist in determining your immigration law needs, we provide the on-line immigration law library compiled below. Our library is the fruit of the hard work of over 20 former and current Z&A team members, and features a systematic discussion of immigration options and policies, broken down by topic. Please be advised that the information provided is only for the general understanding of immigration law and should not be construed as a substitute for professional legal advice or services. For our professional immigration consulting services, please click here.

  • Immigration Information A to Z
  • Understand the different available options that allow you to live and work in the U.S. (either temporary or permanent basis).

  • Immigration Glossary
  • Get the idea of all terminology which you may encounter during your immigration or nonimmigration visa application process.

  • Visa Bulletins
  • Learn each month’s availability of immigrant numbers in the monthly issue of the U.S. Department of State’s Bureau of Consular Affairs’ Visa Bulletin.

  • Road to Green Card
  • Different ways of obtaining a green card.

  • Immigration FAQs
  • Refer to these Frequently Asked Question for more insight.

  • News Room
  • Read the latest news in immigration and nationality law. Check back often for updates.

  • USCIS Forms
  • Access the most common forms used during the immigration process.

  • USCIS Offices
  • Use the directory listing to connect to various USCIS offices (by state and division).

  • Processing Times
  • Find the latest estimated processing times for filed applications for each of the USCIS Service Centers.

  • Visa Categories
  • See all the visa classifications which are referred to in shorthand by a letter followed by a number.

  • Immigration Links
  • Link to immigration-related information on the Web.

  • Technology
  • Get the idea of the advanced technology for our professional services.

* This website and its content is copyright of Zhang & Associates, P.C. — © Zhang & Associates, P.C. 2011. All rights reserved.

Any redistribution or reproduction of part or all of the contents of this website, including texts and photos, in any form for commercial use is prohibited except with the express written consent of Zhang & Associates P.C.

If you are interested in redistributing our articles, please make a demo page that clearly states that the contents are from the website of Zhang & Associates, P.C. at and send it to After obtaining express written consent from Zhang & Associates, P.C., you may post the website page containing the copyrighted material that we have reviewed.

If you can not find what you are looking for, please click here to search all articles on