For any questions or comments, simply email us at sudoku-wizard@monsterbrainstudios.com.
For general product related questions, payments' issues, any complaints, advertising, business enquires and general offerings please send your inquiries to Monster Brain Studios' Sales Team manager@monsterbrainstudios.com. They will quickly get back to you with assistance.
Monster Brain Studios Limited
SUITE 1404 TUNG WAI COMMERCIAL
BUILDING 109-111 GLOUCESTER
ROAD WAN CHAI
HONG KONG