YMC MACHINERY CO.,LTD.
WISE ENTERPRISE CO., LTD.
WELDEX CO., LTD.
WANSHSIN SEIKOU (THAILAND) CO., LTD.
VIRTUS COMPANY LIMITED
ULTRA-COMPRESSOR CO.,LTD.
ULTIMATE PLUS SUPPLY CO.,LTD.
U.P.E. ENGINEERING LTD.
TWT ENTERPRISE CO.,LTD.
TUNG TAI MACHINERY CO., LTD.
TRONG KAMOL CO., LTD.
TOPGAS C&W CO.,LTD.
TOOLING SUPPLY PART., LTD.
TMS PROFILE CO.,LTD.
THERMAL MACHANICS CO.,LTD.
THAISAKOL GROUP CO., LTD.
THAI ROKUHA CO.,LTD.
THAI QUALITY CO., LTD.
THAI GIANT CO., LTD.
TENSOR TECHNOLOGIES CO., LTD.
TECHNOCOAT ASIA CO.,LTD.
TECH NC CO.,LTD.
TAE ROBOTICS-TWT ROBOT
T.T.L. ENGINEERING SYSTEM CO.,LTD.
SUTHONG MACHINERY CO.,LTD.