亚洲人成网站18禁止中文字幕,国产毛片视频在线看,韩国18禁无码免费网站,国产一级无码视频,偷拍精品视频一区二区三区,国产亚洲成年网址在线观看,国产一区av在线

From China Securities Journal

Although oil markets steadily see high demands, China's two oil refining and sales giants – PetroChina and Sinopec are facing three challenges: competition generated by high fluctuating oil prices; competition between international rivals; and China's relevant policies, some experts recently said at an oil and petrochemical industry forum in Shanghai.

Please read the full story in Chinese (http://www.cnstock.com/newcjzh/06cjdt/2007-07/04/content_2300600.htm).

(China.org.cn July 4, 2007)