- DMC - Drilling Mud Corporatio
- Address:Bkock G1, R322 THANH DA BUILDING
- GIA PHAT DESICCANT MANUFACTURER CO., LTD
- Address:1/21A Tien Lan Hamlet, Ba Diem Ward, Hoc Mon Dist
- Construction Corporation No. 1 - Thanh Thanh ceramic factory
- Address:9 th Floor 111 A Pastuer St. , Dist 1. HCMC
- Phuong Bac Mineral & Transport Joint Stock Company
- Address:17A Nguyenbahuan Str. , Ward Thaodien, Dist. 2, Hochiminh City, Vietnam
- THI SON PRODUCTION & CONSTRUCTION CO LTD
- Address:No. 352 Giai phong Str. ,
- thai tuong
- Address:Bui Dinh Tuy
- HAMESCO JOINT STOCK COMPANY
- Address:Vietnam
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