Is there a discount for Changde military discount card to take the bus? how much is it?

Yes It's free. According to official website, Changde Municipal People's Government. By the end of August, 2023 10, active servicemen and disabled soldiers, with valid certificates and retired servicemen and preferential cards, will be free to take local buses. The discount card is the abbreviation of the discount card for retired soldiers in People's Republic of China (PRC), the discount card for survivors of martyrs and the discount card for soldiers who died in the line of duty. Concession cards are uniformly issued by the Department of Veterans Affairs.