Measure Engineering

Bangkok Synthetics Co., Ltd.
BST Elastomers Co., Ltd.
Padaeng Industrial Company Limited
MC Towa Sweeteners Company Limited
Shin Etsu Company Limited
Eastern Industrial Gas Company Limited
Purac Thailand Company Limited
TEX Thailand Company Limited
TOL Company Limited

Vinythai Company Limited
Thai MMA Company Limited
Air Liquid Thailand Company Limited
Advance Agro Company Limited
PTT Separation Plant Co., Ltd.
PTT Phenol Co., Ltd.
HMC PHD and PP Co.,Ltd.
Glow Energy Company Limited
PTT Utility CUP #1

PTT Utility CUP#2
Nong-kea Sarabury
Keng Koi Sarabury
EGAT, Wangnoi, Ratchaburi, Nongchok

TOC Glycol Company Limited

IRPC Public Company Limited

HMC Polymers Co., Ltd (PP Plant)

Linde (Thailand) Public Company Limited

Emerson (Thailand) Limited

TPC

NS-Siam United Steel Co., Ltd.