As manufacturer, TTK participated with its local partner - Shanghai NATop Information Technology Co,. in CleanRooms Conference which situates in Zhangjiang High Tech Zone in Shanghai on 20th and 21st Sep. A 45 minutes'speech - "The innovation of leak detection technology and its application in cleanrooms" and the presence of TTK products on the booth have attracted the specialist on clean room. This can be seen as a good start point for TTK application in this new domain in China.