How many listed companies are there in Changde City, Hunan Province?

Up to now, there are three listed companies in Changde, namely Jinjian Rice Industry, the first grain stock in China, and 1998 is listed on the Shanghai Stock Exchange. Dongting Shui Sheng, the first stock of freshwater aquaculture in China, was listed on the Shanghai Stock Exchange in 2000 (later renamed Hu Da); And engaged in the research and development of rice deep processing series products, which were listed on the Shenzhen Stock Exchange in September 20 1 1.