| Loại | Manufacturer |
|---|---|
| Trang web | https://www.tri-extower.com/ |
| Địa chỉ | #75 General Ordonez Street, Marikina Heights, Marikina City 1810 Philippines |
The company started business operations in 1974 as a General Engineering/General Building Contractor under its original name, Tri-ex Engineering.