Contact contact details TCO Group Office Orakarn Building 12th floor, 26/42 Soi Chidlom, Ploenchit Road,Lumpini Sub-District, Patumwan District, Bangkok 10330, Thailand tcogroup@thaicastoroil.com Tel. +66(0)2254 1490-7, +66(0)2253 8355 Fax. +66(0)2254 1499 Business hours Mon-Fri: 8:30 – 17:30