About author:LIU Sai-hua (1982-), female, native of Hengdong, Hunan, associate professor of Wuyi University, engages in graph theory; LI Xiao-rong (2001-), female, native of Jiangmen, Guangdong, graduate student of Wuyi University, engages in graph theory.
Supported by:
Supported by National Natural Science Foundation of China (Grant No. 12201471) and the Special Foundation in Key Fields for Universities of Guangdong Province (Grant No. 2022ZDZX1034).
