In 1987, an old man came to Jiangjia Cemetery to visit the tomb. He was questioned about his identity. He replied: I came for Jingguo's younger brother.
In 1965, Liu Yalou was seriously ill and was hospitalized. He gave three requests to medical staff. Everyone couldn't help but burst into tears after hearing this.
In 1994, a Taiwanese farmer came to Guangdong. After investigation by the Organization Department of the Central Committee of the Communist Party of China, he was a red agent lurking for more than 40 years.