YUENYONG ENTERPRISES CO., LTD.
Thai Polymer Supply Co., Ltd.
Erawan Union Co., Ltd.
PERFECT ENGINEERING & CONSULTANT CO., LTD.
PACK ALL PLASTIC CO., LTD.
REKOPACK CO., LTD.
Applied Scientific Instruments Co., Ltd.
MOVACOLOR
BUSCH VACUUM (THAILAND) CO., LTD.
AMIXON GMBH.
GEOTECH INTERTRADE CO., LTD.
KIEFEL GMBH
TOYOX TRADING (THAILAND) CO., LTD.
Creative Packaging Solution Co., Ltd.
SEPARATION TECHNOLOGY (THAILAND) CO., LTD.