Great Wall Security International
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Bright Tang, CEO,                                                                                                                               

  • Former U.S Gov GSA Certified Senior Security Officer ,
  • Former State of Nevada Quest Intelligence Bureau Security Officer,
  • Former State of Alabama Chief Detective of BII,
  • Graduated from Nick Harris Detective Institute,
  •  U.S Certified Fraud Examiner Senior Member
  • State of California Licensed Instructor of BSIS 
  • America Red Cross First Aid & CPR licensed Instructor.


GWSI is a dependable, professional and absolute security company managed by an experienced team which is licensed and bonded by California Bureau of Security and Investigative Service. GWSI is vital link in deterring criminal activity and threats against the clients we serve. To meet these demands, we provide the most highly motivated and trained security personnel in our industry.


It is with great pleasure herewith we submit our proposal for the provision of security service. We hope that this may be the start of an exciting and productive relationship on what promise to be a worthwhile project.

GREAT WALL SECURITY INTERNATIONAL (GWSI) is an acclaimed firm of security agents with a reputation for both effective security solutions and the use of innovative technology in the protection of life and property. We have a portfolio of completed and on-going projects with particular emphasis on governmental security administration. We think hat your project is well suited to our strengths and aspirations.

Our Board of Directors respectfully requests that you study our proposal in detail; we are extremely interested in the project and we very much hope that you consider the GWSI team as a strong candidate for selection.

Yours Sincerely.

Bright Tang, CEO

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Addrss: 1120 S San Gabriel Blvd #235 Tel:1-888-853-9886