taking Chai Zushun's artistic creation as an example 心象艺术概论：以柴祖舜心象艺术创作为例：taking Chai Zushun's artistic creation as an example taking the northwest region as an example taking the western region as an example taking migrant workers rights protection as an example taking Karst Mountainous Areas as an example taking Qinghai tibetan area as an example taking RCEP regional value chains cooperation as an example taking Shandong province as an example taking targeted poverty alleviation as an example