Department;
of;
Physics,;
Nanjing;
University,;
Nanjing;
210093,;
China;
Joint;
Center;
for;
Particle,;
Nuclear;
Physics;
and;
Cosmology,;
Nanjing;
210093,;
China;
Department;
of;
Physics,;
Sichuan;
University,;
Chengdu;
610064,;
China;