All the time, and with the company to the full technical service concept personal butler is known for its industry, the annual "technology service miles", over the numerous hills and streams, traveled thousands of households, as thousands and thousands of words, to ensure that the vast number of users to long-term, successful use of the same and products. If the user found problems in use, will be in the shortest possible time, be "resolved quickly, decisively, accurate, thorough, satisfaction", "lifelong tracing, life-long service, lifetime upgrades, lifelong responsibility", the user never worry about.