In May 1949, on the occasion of the People's Liberation Army's liberation of Shanghai, Ye Zhenglong, the head of the underground Communist Party of China in Shanghai, learned that the Kuomintang spy organization was attempting to blow up the Shanghai Hujiang Power Plant, which was named the "Firefly Plan" by the Kuomintang spy organization. In order to crush the Firefly Plan, the Chief of the Reconnaissance Department of the Shanghai Public Security Bureau
In May 1949, on the occasion of the People's Liberation Army's liberation of Shanghai, Ye Zhenglong, the head of the underground Communist Party of China in Shanghai, learned that the Kuomintang spy organization was attempting to blow up the Shanghai Hujiang Power Plant, which was named the "Firefly Plan" by the Kuomintang spy organization. In order to crush the Firefly Plan, the Chief of the Reconnaissance Department of the Shanghai Public Security Bureau