Light crude was obtained within the drilling under the Daqingshan granite thrust-nappe, Gansu Province

• LI Yongsheng, 
• LÜ Xin, 
• ZHEN Shimin, 
• MI Kuifeng, 
• BIAN Weihua, 
• YU Xiaofei, 
• WANG Zongqi, 
• XUE Linfu