亚洲特片国产精品_国产日韩一区二区三区在线视频_欧美日韩在线观看视频_高清色惰www日本午夜_在线视频亚洲久热_成年h动漫在线看网站免_视频一区二区三区人妻系列_国产成人观看免费_精品长泽梓在线播放视频_国产中文字幕av第一页

Organized by Headquarter of DUNAN VALVE INDUSTRY, Gerneral manager Mr. Qingquan Hu, Chief engineer Mr. Yaogui Pei, and Export Manager Jacky of BLZF will go to visit the valve world held in Germany from November 27 to 29, 2012. We fistly would like to make a survey of the fair, and if it is suitable for us, we will book a booth next year. We also would like to take this chance to meet our old clients from all over the world, and discuss business there.