The "Mechanical Workers" magazine reader club has gone through three years of care and support from the readers. In the past three years, it has been the strong support and help of the readers and friends to make the work of the readers club steadily advance. It is the valuable opinions and suggestions of the readers and friends to make the activities of the readers club better and better. In order to thank the readers and friends for their long-term concern, support and love, on the occasion of the coming of 2006, the journal is actively selecting the information request card and questionnaire, giving us constructive comments and enthusiastic readers who are actively submitting contributions. Out of the 2005 enthusiastic readers of 200, the list (named after the member code) will be published in two issues in the magazine. I hope that the "Mechanical Workers" magazine reader club still has your cooperation and support. At the same time, please also pay attention to check our land