The ultimate milestone of the service industry is to be recognized and respected by customers. In order to achieve this goal, a company should have all its fellow workers abide by its central doctrine, which is the business concept of that company. In Dah-Ching, relying on the mutual compliance with our business concept by all of our colleagues, we can guarantee that our customers receive highest-quality works.Everyone should think positively, work happily and feel thankful every day.