1sgki00022 ``Thank you for keeping us waiting, this is a smile cafe.'' A close look at the cafe staff, who always have a smile on their faces no matter what they do while serving customers, and who have the highest level of customer satisfaction.

``Thank you for keeping us waiting, this is a smile cafe.'' A close look at the cafe staff, who always have a smile on their faces no matter what they do while serving customers, and who have the highest level of customer satisfaction.