+86 532 8610 7250

info@yosaite.com
PROJECTS
Highway-railway-airport
Bridge-tunnel-subway
Landfill-reservoir-industrial
Commercial-residential
Installation Sites
Tel:+86-532-86995736
Fax:+86-532-86995736 ext 208
E-mail:info@yosaite.com
Add:No. 467, Changjiang Middle Rd., Huangdao Dist., Qingdao, China
Zip:266555

 

            Qingdao Sea Bridge

 

      Hongkong-Macao Sea Bridge

 

          Qingdao Subsea Tunnel


 

         Qingyang Railway Tunnel 


 

               Qingdao Subway 


 

               Hangzhou Subway


      

                  Dexing Tunnel                       Jinan Lautau Peak Overpass                        Nanjing Subway