Nas Toa (Thailand) Co.,Ltd. Head Office : Bangpoo Industrial Estate 555 Soi 9 Pattana 1 Rd., Moo 4 , T.Praksa, A.Muang, Samutprakarn 10280 Thailand. Tel. (66)-0-2324-0935 to 9, 0-2709-3931 to 5 Fax.(66)-0-2324-0014 Salesoffice : 11th Floor, Kian Gwan II Building, Wireless Road, Lumpini, Pathumwan, Bangkok 10330, Thailand Tel. (66)-0-2255-9096 to 7, 0-2253-1433 to 4 Fax.(66)-0-2254-1723 Website : http://www.nastoa.co.th E-mail   Center : info@nastoa.co.th