Institute of High Energy Physics;
Chinese Academy of Sciences;
Beijing 100049;
China;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
Changzhou Institute of Technology;
Changzhou 213032;
China;
Gran Sasso Science Institute (GSSI);
Via Iacobucci 2;
I-67100 L'Aquila;
Italy;
Istituto Nazionale di Fisica Nucleare (INFN);
Sezione di Lecce;
Via per Arnesano;
1-73100 Lecce;
Italy;
astroparticle; physics; --; methods:; data; analysis; --; cosmic; rays;