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ELECTARICAL MACHANICAL ENGINEERING COMPANY LIMITED

GIMHUE168 COMPANY LIMITED

PRO ENGINEERING SUPPLY CO.,LTD.

S.C.D.ENGINEERING AND SUPPLY LTD.,PART.

LAMPANG SOMPRASONG ENGINEERING LIMITED PARTNERSHIP

T. V. P. ENGINEERING SUPPLY LIMITED PARTNERSHIP

BVS ENGINEERING LIMITED PARTNERSHIP

TUNYASUB ENGINEERING LIMITED PARTNERSHIP

P.K.MEDICA COMPANY LIMITED

FREEDA (THAILAND) COMPANY LIMITED

KIDO GROUP (THAILAND) LIMITED PARTNERSHIP

NRATIP ENGINEERING LTD., PART.

PACIFIC ENGINEERING 1993 COMPANY LIMITED

NP ENGINEERING CORPORATION LIMITED PARTNERSHIP