Video and investor relations contact Mr. Nattawat Atsawathanikkul (Secretary) 90 MOO 1, POOCHAOSAMINGPHRAI RD., SAMRONGKLANG, PHRAPRADAENG, SAMUTPRAKARN 10130 TEL.0-2183-4567 : 4012 FAX : 0-2183-4561-2 email : nattawat@tstegroup.com