Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Xinhua/Rao Rao)

Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows a golden monkey at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)

Photo taken on May 19, 2021 shows golden monkeys at Dalongtan Golden Monkey Research Center in Shennongjia National Park of central China's Hubei Province. Thanks to the efforts of local authority and the improvement of environment in the past years, the number of golden monkeys in Shennongjia has reached 1,471 nowadays. (Photo: Xinhua)