Ha Noi office+

* Address: 18BT1B Van Quan Urban Area, Van Quan Ward, Ha Dong District, Ha Noi City
* Tel : 024.8587.5748
* Hotline: 0946-545-299 Mr.Huynh
* Email : info@thietkehoanggia.com

Factory
*Group 37, Dong Anh, Hanoi.

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Hai phong office+

* Address: No. 47/384 Lach Tray - Dang Giang Ward - Ngo Quyen District - Hai Phong
* Hotline: 0915.450.299
* Email: info@thietkehoanggia.com

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Quang Ninh office+

* Address: Lot 11, Van Nghe Hill - Hong Hai Ward - City. Ha Long - Quang Ninh
* Hotline: 0915.450.299
* Email: info@thietkehoanggia.com

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Head Office - HO CHI MINH CITY +

* Address: Office Building - Sky Center 5b Spectrum - Ward 2 - Tan Binh - Ho Chi Minh City
* Tel : 028 62 64 55 99
* Hotline 1: 0988.790.510
* Hotline 2: 0913.545.299
* Email: noithatmasta@gmail.com
Factory
* Address: 5/51 - Hamlet 3 - Xuan Thoi Thuong Commune - Hoc Mon District - Ho Chi Minh
* Tel : 0282.2470.999

Nghe An office+

* Address: Minh Phu Plaza Building Dien Ngoc Commune - Dien Chau District - Nghe An Province
* Tel: 0238.377.8888
* Hotline: 0915739855 
* Factory: Defense road, close to Cuong Nghe An temple
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Da Nang office+

* Address: 3rd floor - Indochina Riverside - 74 Bach Dang - Hai Chau 1 Ward - Hai Chau - Da Nang
* Tel: 02363.664.689
* Hotline: 0911.487.755 
* Email: noithatmasta@gmail.com
Factory
* Hotline: 0911.487.755 
* Email: noithatmasta@gmail.com

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Thanh Hoa office+

* Hotline: 0916 10 88 33
* Address: No. 21 Area CL-05 (National Road 1A) Hai Ha Urban Area Green Park Quang Xuong - Thanh Hoa