精品成人免费自拍视频|一本大道看香蕉大在线|五月丁香乱码日韩精品区|久久国产精品成人片免费|日韩中文字幕亚洲精品欧美|视频福利国产午夜一区二区|国产毛片一区二区三区精品|国产欧美精品一区二区三区网址

The booth-recruitment for the 14th China International Petroleum & Petrochemical Technology and Equipment Exhibition is launched now, one month earlier than last year.

As world's largest petroleum exhibition, an annual world petroleum equipment congress, cippe Zhenwei Petroleum Exhibition attracts the whole industry's eyes.

This year, many former exhibitors have applied for the exhibition and up to now, about 20 enterprises have signed up for the coming event.

All those who want to take part in the industry grand event, please contact the committee as soon as possible.