Happy Dim Sim House 10 Ommanney Street, Bunbury WA 6230 Happy Dim Sim House Bunbury is located in Ommanney Street Marlston Hill Bunbury. Traditional Chinese and Malaysian dishes in a relaxed venue with lanterns and wooden furniture. Hours: Lunch 11:30am – 2:00pm Dinner 5:00pm – 9:00pm Closed Mondays. Contact Phone:9791 8788 Get Directions Media Trade Business Events Corporate Contact Us