| Project | DA NANG CITY DRAINAGE PROJECT |
| Inventor | Management Board of Da Nang City Sewerage and Sanitation Project. |
| Address | Da Nang city. |
| Role | Provide products for the project water supply and drainage system. |
| Project | DA NANG CITY DRAINAGE PROJECT |
| Inventor | Management Board of Da Nang City Sewerage and Sanitation Project. |
| Address | Da Nang city. |
| Role | Provide products for the project water supply and drainage system. |