1. Contact customer service: contact the customer service entrance through the King Camp customer service or official website to explain the situation to the customer service staff and provide your account information, and ask them to assist in completing the cancellation operation.
2. Complaint cancellation: If you can't contact customer service or customer service can't solve your problem, you can post a complaint in the official forum of King Camp or related communities, explaining your account information and the difficulties encountered in cancellation, seeking help from other users or waiting for official handling.