Contact contact details T S Chemical Co.,Ltd. Head 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 Factory 659 Soi 2, Bangpoo Industrial Estate, Sukhumvit Road,Praek-sa Sub-District, Muang District, Samutprakarn 10280, Thailand Tel. +66(0) 2323 2590 – 1 Fax. +66(0) 2323 9524 Business hours Mon-Fri: 8:30 – 17:30