COMPANY PROFILE

SIAM TONE CO., LTD.

Company Name   SIAM TONE CO., LTD.
Address   5/15 Moo 6 (Km. 15), Bangna-Trad Road, Bangchalong
Bangplee, Samutprakarn 10540, Thailand
Tel   66 (0) 2312 5300
Fax   66 (0) 2312 5304, 2750 8597
Website   http://www.siamtone.com
Paid Up Capital   BAHT 42,372,250
Key Personnel   President  Taweesak Pattaranon
Vice President  Katsuhiko Adachi
Nature of Business   Foundation work: Bored Pile (Wet & Dry Process), Diaphragm Wall, All Power Casing Jack, Jet Grout, Dam Grout, Soil Cement Column, Geological Survey and Water Well.

Manufacturing: Drilling Equipment, General Fabrication.
Main Shareholders/Parent Company   Tone Engineering Corporation Japan
Tone Engineering (Thailand) Co., Ltd.