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SPA PRODUCT ENGINEERING LIMITED PARTNERSHIP

RATCHAKREAD ENGINEERING LIMITED PARTNERSHIP

M A D ENGINEERING LTD.,PART.

V.C.L. ENGINEERING COMPANY LIMITED

SMT.TECLAMATION (THAILAND) CO., LTD.

MHR ENGINEERING CO., LTD.

SINGSATHIAN ENGINEERING LIMITED PARTNERSHIP

S. MEDE SPARE PARTS CO., LTD.

M.V.T. AUTOPARTS COMPANY LIMITED

P.R.Y. ALAI YONT LIMITED PARTNERSHIP

STEEL BUILDER (THAILAND) COMPANY LIMITED

STEEL BUILDER SERVICES (THAILAND) COMPANY LIMITED

VEERAWATKOLLAKARN (2006) COMPANY LIMITED

BUNCHUAI ALAIYONT (2011) LIMITED PARTNERSHIP

S.LERTCRANE SERVICE CO., LTD.

P.C.R. CORPORATION GROUP LIMITED PARTNERSHIP

S.LERTCRANE SERVICE LIMITED PARTNERSHIP