同志们 ,首先我代表国家建材局对全国化学建材工作会议的召开表示最热烈的祝贺。我相信通过这次会议的召开 ,我们几个部门会更加紧密地合作 ,把我国化学建材产品的发展和应用推向一个新的阶段。五年来通过多部门之间的密切合作 ,全国化学建材的发展运用系统工程等方法 ,已经取 Comrades, first of all, I would like to express my warmest congratulations on the National Chemical Building Work Conference on behalf of the National Building Material Bureau. I believe that through the convening of this meeting, several of our departments will work more closely together to push the development and application of chemical building materials in China to a new stage. In the past five years, through close cooperation among various departments, the development of the national chemical building materials system engineering has been adopted.