欧美成人免费,久久久91,毛片A级,久久久久久久久不卡

Service hotline:
0315-5913666(domestic)+1-304-960-1190(abroad)
Our company participated in the 17th International Coal Preparation Conference and Exhibition
Classification:News and information Release time:2013-10-07 22:30:02

The 17th International Coal Preparation Conference and Exhibition was held in Istanbul, Türkiye from October 1-6, 2013. Experts, scholars and enterprise representatives from China, Canada, Australia, South Africa, the United States, Germany and other countries in the field of coal preparation gathered together to discuss and exchange the latest research achievements and scientific and technological progress in the global coal preparation and processing in the recent three years.

More than 40 representatives from our country attended the conference, and a total of 28 papers were submitted to the conference. The conference proceedings included 21 papers, including 5 papers submitted by our company.

Our Vice President Yu Zhimin, Vice President Xu Xuewu, and Deputy Chief Engineer Wu Dawei attended the meeting and read out their papers. Vice President Yu Zhimin provided technical answers to questions raised by representatives from various countries.

This exhibition was attended by three companies in China: Jingjin, Shenzhou, and Guohua Technology. As our company is the only one among the participating countries that integrates design, scientific research, equipment manufacturing, and engineering general contracting, the exhibition content has attracted many industry insiders, and many visitors have stopped at our booth for business consulting.


1(16).jpg

2(11).jpg

激情五月天在线| 内射密桃视频网站| 狠狠噜天天噜日日噜无码| 在线后入女神| 偷窥XXXX盗摄国产| 情侣无码东京热| 人妻中文字幕乱人伦在线| 精品人成视频一区| 精品日韩欧美一区二区在线播放| 欧美国产被操| 日韩一区在线视频| 黄色动作片在线看| 国产一级二级在线观看| 久久久久亚洲av无码专区首| 无码高潮少妇水多| 久久综合欧美日韩国产| 亚洲AV久精品| 神马午夜久久久久久| 久久久久臀| 中文字幕亚洲最大| 情涩久久| 三级免费网址| 国产精品自在线拍网站| 4444亚洲人成无码网在线观看| 中文字幕搞黄视频| 亚洲日产精品一二三四区| 亚洲人妻少妇AV| 欧美综合激情五月天| 九色国产欧美精品| 很很干影院| 亚洲精品色午夜无码| 三级片一区二区| 在线日本高清日本免费| 日本www一道久久久免费| 天天摸天天操欧美| 国产精品单位女同事在线 | 四虎影视最新入口| 国产精品全免费下载| 婷婷五月在线观看| 亚州日韩精品ap| 国产乱妇乱子在线视频 |