Address : No.147 Hoang Quoc Viet St., Nghia Do Ward, Cau Giay Dist., Ha Noi
Tel : (84-24) 66667800-66667877
Fax : (84-24) 66667876
Email: tongcongty789@789bqp.vn; 789@789bqp.vn
Website:http://789.com.vn
Sector :  - Constructing civil, agricultural and rural development, transport, technical infrastructure, industrial works.
- Investigating, designing and investing in consultancy.
- Exploiting and producing building materials.
- Surveying, detecting and treating mines, explosives.
Detail :  - Tax code: 0100107613
- Tax management agency: Tax Deparment of Ha Noi
- Establishment decision/date of issue: No.478/QĐ-QP - 18/04/1996
- Business license/date of issue: No.0100107613 - 15/12/2010
- Owner/Legal representative: Mr. Nguyen Cong Hieu
- Activity status: Operating

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