Office:

Add 1601N2 CT1.2, 183 Hoang Van Thai str.,

Thanh Xuan dist.,

Hanoi, Vietnam.

Tel 84 4 6 286 5722

Fax 84 4 6 286 5775

Email contact@ht-engineers.com

Workshop:

Add Group 83, Khuong Trung ward,

Thanh Xuan dist.,

Hanoi, Vietnam.

Tel 84 4 3 565 8688

Fax 84 4 3 565 8688

Email workshop@ht-engineers.com