Customer Testimonials
  • Thank you for your structural drafting work! Really good job!
  • THANK YOU again for your good work and wonderfully responsive emails.
  • We are very happy with your work and would like to keep you as a resource for the future.
  • Thank you very much for completing the work in such a timely manner, the drawings look great!
  • Thank you very much for your prompt work in these structural drawings!
  • All is fine-no changes to the work. I will let you know if any additional projects come up.  Thanks for doing a stellar job.
  • I really have to compliment you on your tireless efforts and I can truly say that after over 40 years in architecture I have never found anyone as easy to work with as you and your firm.  Many thanks.
  • You have been very responsive to all my needs.
  • Great Man! THANK YOU for your patience and help. We'll use your Revit modeling service again whenever our new project comes in.
  • Thank you for the drawings.. They are exactly what I needed.
  • Thanks for getting all of this done quickly, we really appreciate it!
  • I am very happy with your service, thank you. I should be getting some more work soon to send to you.
  • I can not possibly endorse this true gentleman enough. Yang personally worked with me from the opposite side of the globe with a product that rivaled assistants sitting feet away in my office. The response was immediate throughout the project and the work was extremely accurate. This company will have all my work going forward!!!

  • Yang has provided drafting services for me. Working from pencil sketches he has produced accurate and valuable dwg documents. His service is quick, accurate and reliable.
  • Yang provided SketchUp modeling for my firm that was accurate, on time, and affordable. He responded to my request for changes and those were made in a timely fashion. I would use Yang again and recommend him to all those considering using him as well.

Our Services
Architectural Drafting
Structural Drafting
MEP Drafting
CAD Conversion
SketchUp Modeling
Revit Modeling

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A Leading CAD Drafting and BIM Services Provider in Shanghai

Blazarch is a leading CAD drafting and BIM services provider in Shanghai, China. As an offshore outsourcing company, most of our clients are oversea. We work for them just like their oversea CAD department.


Our clients are worldwide architects, architectural firms, engineers, engineering firms, etc. We assist them in architectural CAD drafting, structural CAD drafting, HVAC CAD drafting, electrical CAD drafting, plumbing CAD drafting, CAD conversion, SketchUp modeling and Revit modeling.


Fast response, competitive price, rigid quality control and training are vital to our success. With responsive manner, we reduced geographic distances and improved productivity for our clients; with competitive price, we improved clients¡¯ profit margin; with rigid quality control and training, we made our service always reliable and valuable.


Almost all our clients are very happy with us. If you need references in your country or area, please let us know.


Leave us a message if you have any inquiry and you'll get replied in 12 hours or sooner!

Architectural Drafting Architectural Drafting + learn more
Structural Drafting Structural Drafting + learn more
MEP Drafting MEP Drafting + learn more
CAD Conversion CAD Conversion + learn more
SketchUp Modeling SketchUp  Modeling + learn more
Revit Modeling Revit Modeling + learn more