1931: Top Secret Documents (Chinese Edition)

Open the Pandora box, to find the time machine. In that night, Black-hair grandma and I went back to everything in the past. In 1971, Yanzhi Guo, boss of CUMT factory, asked Engineer Zhongjie Fan to smuggle the C6108 document into the factory for him. Fan told him “no problem”. In the early 1970s, Fan and Guo participated in China's industrial development which is a secret war. On the evening of February 2012, the Chinese Lunar Year, I asked my black-hair grandma the detail about the secret war, and she said that it seemed to be a long time ago...