Technical Petroleum Training Institute The Department of Mineral Fuels 6th Floor, Shinawatra Tower III, 1010 Vibhavadi-Rangsit Road, Chatuchak, Bangkok 10900, Thailand E - mail : jitlada@tpti.org ; saiyai@tpi.org Tel. 0-2949-2330, 0-2791-1729, 0-2966-2663 Fax. 0-2791-1730

Technical Petroleum Training Institute Sriracha Training Center Phadaeng Sports Club 769 Moo 4 Sukhumvit Road, Tambon Surasak, Amphur Sriracha, Chonburi Province 20100, Thailand E - mail : ajaree@tpti.org ; vijittra@tpti.org Tel. 0-3877-3771, 0-3877-2591 Fax. 0-3877-3771, 0-3877-2592

Technical Petroleum Training Institute Songkla Training Center 210 Songkhla-Ranot Road, Moo 1, Tambon Huakhao, Amphur Singhanakorn Songkhla Province 90280, Thailand E - mail : nattawat@tpti.org ; sutida@tpti.org Tel. 0-7433-2868 Fax. 0-7433-2868

Technical Petroleum Training Institute Bangpoo Training Center 919/9 Moo. 2 , Tambon Taiban, Bangpoo Samut Prakarn Province 10280 Thailand E - mail : nanchaya@tpti.org ; somruedee@tpti.org Tel. 0-2701-2279 Fax. 0-2701-2280