Welcome to BBZ Engineering Services LLC !

A special note to the visitors of  ……

If you are visiting Yee Precast Design Group (YPDG) Ltd’s web site, you are being redirected here.  YPDG will cease engineering operation on July 31, 2017. Mr. Ben Zhou, VP & Director of Engineering at YPDG, will continue to offer structural engineering services under BBZ Engineering Services LLC.

This site is still under construction and will be updated  …….  Please come back.








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