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Contact us

Have a question about quizzes, want to report an issue, or need help with participation rules? Reach the Champion Bangla team through our official channels.

Registered address

Hayder Intelligent Systems LLC
447 Broadway, 2nd Floor, #3566, New York, NY 10013, US

How we handle questions: Reach us by email or through the Facebook Page inbox — include your session name when asking about a specific quiz.

Privacy & data deletion

For privacy-related questions or data deletion requests, see our policies and instructions, or email us.

Privacy Policy · Data Deletion