![Avatar of Hoàng Trọng Xiêm](https://vietnam.congty.org/avatar/32G2940986-default.jpg)
Hoàng Trọng Xiêm
Position: Author / Director
Address: Tổ 8, Thị trấn Lâm, Huyện ý Yên, Nam ĐịnhCompany:
Phuong Nam Company Limited
Phone:
![](http://vietnam.congty.org/i/7-c5Whgt1NIhLc3SwTnV_em4WqrydS9vCkWUGsOzlnk%3D/1.jpg)
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Position: Author / Director
Address: Tổ 8, Thị trấn Lâm, Huyện ý Yên, Nam ĐịnhCompany:
Phuong Nam Company Limited