精选优质文档-倾情为你奉上2012年辽宁专升本培训材料英语写作1.致辞:Good morning, ladies and gentlemen, welcome to Beijing! To begin with, I would like to make a brief introduction to myself. I am the president of Motorola (China) Electronics Ltd.The following is my introduction to the conference. First, it is my great honor to be here with all of you and declare open the Conference of International Trade Cooperation. Second, on behalf of our company, I would like to express my heartfelt welcome to all the