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Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
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No data collected
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Committed to follow the Play Families Policy
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OES ONLINE TRAINING SERVICE JOINT STOCK COMPANY
hoanglm@oes.vn
27-29 Lane 59, Lang Ha Street, Thanh Cong Ward,
Ha Noi
Vietnam
+84 886 662 806
