TAC Corporation, in pursuit of happiness of all employees, and pursuing zero subsidence in all Shield construction projects.

TAC Corporation logo

  • Pioneering the Future of Shield Technology.
  • TAC
  • TAC


TAC Corporation is a Tunnel engineering Advanced Company. We are an industry renowned Backfill Grout Injection specialist with over 40 years of experience in providing tunnel engineering Total Solutions for Shield Construction engineering projects worldwide.

Company Information


TAC Corporation