งานประเมิณวัสดุ
งานประเมิณวัสดุ
| ITEM | PROJECT | OWNER | YEAR |
| 1 | Purchased Materials | Foster Wheeler Internation | 1996 |
| 2 | Purchased Materials | Esso Thailand Public Company Limited | 1997 |
| 3 | Purchased Materials | Foster Wheeler Internation | 1997-1998 |
| 4 | Purchased Materials | The Bangchak Petroleum Public Company Limited | 1997 |
| 5 | Purchased Materials | The Shell Company of Thailand Limited | 1997 |
| 6 | Purchased Materials | Thai Oil Company Limited. | 1997 |
| 7 | Purchased Materials | TPI Polene Public Co.,Ltd. | 1997 |
| 8 | Purchased Materials | Chiyoda(Thailand)Co.,Ltd | 1999 |
| 9 | Purchased Materials | Thai Shell Exploration & Production Co.,Ltd | 2002 |
| 10 | Purchased Materials | Thai Shell Exploration & Production Co.,Ltd | 2003 |
| 11 | Purchased Materials | Esso Thailand Public Company Limited | 2004-2010 |
| 12 | Purchased Materials | The Shell Company of Thailand Limited | 2004-2006 |
| 13 | Purchased Materials | The Bangchak Petroleum Public | 2004-2006 |
| 14 | Purchased Materials | Thai Hino Motor Sales.,Ltd(bangkok) | 2004-2008 |