- Vertex Chemicals Co.,LTD.
- Address:22 Soi Premier 1 Yak 4, Srinakarin Road Nongbon Pravet, Bangkok
- Dhorn Corporatio
- Address:20/18 Bangnatrad Road T. Bangkaew A. Bangphli Bangkok,
- PQ Chemicals (Thailand) Ltd.
- Address:246 Times Square Bldg., 26th Floor, Sukhumvit Road, Klongtoey Bangkok Bangkok 10110 Thailand
- Prime Asia Links
- Address:262 Asia Tower Sukhumvit71 Prakanong Bangkok 10110 Thailand
- Ecci
- Address:klongtoey, bkk Bangkok Thailand
- Vista Industrial Consultants Ltd.
- Address:25/18, 8B Regency Court, Sukhumvit Soi 20 Bangkok Bangkok 10110 Thailand
- Cowin Industry Co., Ltd
- Address:114/367,Karnchanapisek Road ,Kweng BangBon BangB on Bangkok 10150 Thailand
1