- Tan Dai Duong Grou
- Address:Dinh Cong Ha Noi, Ha Noi
- Tagon Grou
- Address:16f Saigon Tower 29 LeDuan HCMC, NA
- Dong Bac Coal Investment Joinstock Corporatio
- Address:70 Cong Hoa Hochiminh,
- Quang Minh Investment and Trading Co,.ltd
- Address:Cam Pha Quang Ninh, Quang Ninh
- Tagon Group
- Address:16f Saigon Tower 29 LeDuan HCMC NA Vietnam
- Aurora Commercial Col, Ltd
- Address:178/3 Pasteur Str., Dist. 1 Hochiminh Vietnam
- Nhat Ha Trading Co
- Address:31 Thai Ha Dong Da Ha Noi 12345 Vietnam
- Dong Bac Coal Investment Joinstock Corporation
- Address:70 Cong Hoa Hochiminh 84 Vietnam
- Tishman Co
- Address:466 Nguyen Thi Minh Khai Street District 3 Ho Chi Minh City 084 Vietnam
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