Please kindly pay attention to the door bell or phone's notification to ensure that you can open the door for our service providers. If customers failed to open the door on time, our service providers will wait nearby for 45mins. If customers still failed to open the door for the service, the service providers have the right the leave and terminate the services. If customers arrived, the service providers will continue serve for you according to the original time slots. No refund or rescheduling would be accepted for the above situations. For any service modification, please kindly contact us at 3703 3250 in at least 1 business day (within office hours) before the service.