A.L.K. PRECISION WORKS (1976) CO., LTD.
ADVANTECH CORPORATION (THAILAND) CO., LTD.
AIRTAC INDUSTRIAL CO., LTD.
ALL BUSINESS CENTER CO., LTD.
ALPHA CONTROMATIC CO., LTD. / A.P.S. CONTROL CO., LTD.
Ametek (Thailand)Co.,Ltd.
ANEST IWATA SOUTHEAST ASIA CO LTD
APEX DYNAMICS (THAILAND) CO., LTD.