What was the first submarine in China? (Note that it is the Qing Dynasty)

China's first nuclear submarine was delivered to the navy on 1 August, 9741day. Information 1: 1968, construction of the first nuclear submarine started, and it was basically completed in June 1970. On July 18, the nuclear submarine start-up test began. Under the cordial care of Premier Zhou and Nie Shuai, the experiment was finally a complete success. 12 on February 26th, China's first attack nuclear submarine was finally launched, and the intense work of installing equipment at the wharf began. By April of 197 1, all debugging work has been completed, the fuel has been filled up, and it is ready for the first start. According to Premier Zhou's instructions, the nuclear submarine was tested in four stages, and went out to sea for more than 20 times with a voyage of more than 6,000 nautical miles. The Central Military Commission issued an order to name this nuclear submarine "Long March 1", which was formally incorporated into the battle sequence of the People's Navy, and a solemn ceremony of awarding the military flag was held. Information source:/CGI/ViewBBS/EMAS/156340.html Information 2: Equipping nuclear submarines is an important aspect of naval modernization, and submarines powered by nuclear energy have the advantages of good concealment, long endurance, strong maneuverability and great actual combat power. China has a coastline of18,000 kilometers. In order to defend our motherland, we must have a strong navy. So 1958, the central government decided that China should also develop nuclear submarines. Through making plans and tackling key problems, the first land model reactor of submarine nuclear power plant in China reached full power on July 30th, 197 1, and the nuclear submarine was built and put into use in August 19765438, and officially put into use in the navy in August 1974, thus making China the fifth nuclear submarine in the world.