Trịnh Văn Hiền

Position: Director

Phone: (+84)2803824734-091556

Address: Xóm Phố Dầu, Xã Tiên Hội, Dai Tu District, Thai Nguyen Province, Viet Nam, Dai Tu District, Thai Nguyen Province

Phone: (+84)2803824734 - 091556
Fax:(+84)2803824734

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