- Aumtoei Chemical Trading Co Ltd
- Address:258 Soi Patanakarn 30, Patanakarn Road, Suanluang, Suanluang, Bangkok 10250,Thailand Bangkok, Bangkok
- Wolfgruben Werke WO-WE (THAILAND) CO.,LTD
- Address:korat Muang Nakhonratchasima 30000 Thailand
- Metalfab Co.,Ltd
- Address:72/17 Moo3 Tapharak Road., Bangpleeyai, Bangplee Bangkok Bangkok 10540 Thailand
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