This case study shares the customized token exchange machine solution we provided for a 24-hour self-service laundromat in Singapore. The equipment solves the pain points of manual token exchange, low operating efficiency, and high labor costs for self-service laundry scenarios, realizing fully unattended operation, stable long-term operation, and significant improvement in store revenue and management efficiency. It provides a reliable automated payment and token circulation solution for Singapore and Southeast Asian self-service laundry businesses.