In the northern part of the sea today, 145 years ago, August 22, 1880 (Lunar calendar July 17, 1880), the Qing government prepared the water teacher school. On August 22, 1880, the Qing government from Li Hyun Sheng, sent Wu Shenzhen to Tianjin to prepare the water teacher school. The establishment of the Northern Navy urgently needed naval technicians. Li Hyun Sheng was invited to visit for the sickness of the Ministry of Shipping of Fukushima Wu Shenzhen as a supervisor, as well as the construction of the Fukushima Shipping School, in August of the following year. The school was set next to Tianjin Machine East Department, "the room was open, not less than a hundred cubits, the building was covered, the tree was broken, the foreign minister Wu Shenzhen was not