Title: Kaifeng shi you shang ye zhi
Description: Ben shu ji zai kai feng shi you shang ye fa zhan li shi quan guo cheng, ce zhong ji shu 1950 nian guo ying shi you shang ye jian li yi lai de jing ying he guan li.
Subjects: Petroleum industry and trade, History, Jiaozuo kuang ye xue yuan
Places: China, Kaifeng Region (Henan Sheng)