![Avatar of Trịnh Quang](https://vietnam.congty.org/avatar/58J2509656-default.jpg)
Trịnh Quang
Position: Author / Director
Address: Số 204 Phan Bội Châu, Phường Phạm Hồng Thái, Quận Hồng Bàng, Hải PhòngCompany:
Electronic Telecommunication, Informatic Joint Stock Company
Phone:
![](http://vietnam.congty.org/i/SyEmsLfUvB5IJDD760T3-A%3D%3D/1.jpg)
Fax:
![](http://vietnam.congty.org/i/SyEmsLfUvB5IJDD760T3-A%3D%3D/1.jpg)
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Position: Author / Director
Address: Số 204 Phan Bội Châu, Phường Phạm Hồng Thái, Quận Hồng Bàng, Hải PhòngCompany:
Electronic Telecommunication, Informatic Joint Stock Company