Tam Viet Inspection and Verification Company Limited
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Dbl Technology Joint Stock Company
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Globalcert Certification Joint Stock Company
79 Quang Trung, Phường Thạch Thang, Hai Chau District
Hoang Da Inspection Joint Stock Company
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Tuan Dung Mechanical & Electrical Company Limited
86 Man Thiện, Phường Hoà Thuận Tây, Hai Chau District