Campus Cosmic-ray Observation Collaboration ( CCOC ) is a non-profit collaboration unit composed of members voluntarily. It is a trinity of science popularization, personnel training and scientific research. CCOC is supported by the Institute of High Energy Physics, Chinese Academy of Sciences. The activities are mainly based on the large scientific infrastructure project ‘Large High Altitude Air Shower Observatory ' (LHAASO) and the popular science journal ' Modern Physics'.
This report will give a brief description of CCOC and the activities carried out in China.
The report will also discuss the problems encountered in the practice.
