Replication Data for: Cold chain logistics efficiency in China

This is the relevant data of the research on the efficiency measurement and influencing factors of China's cold chain logistics, mainly the four major urban agglomerations in China(Beijing-Tianjin-Hebei, Yangtze River Delta, Sichuan-Shaanxi-Chongqing, and Pearl River Delta). It includes CCLE and social fixed asset investment, number of CCL employees, carbon emission of CCL, highway mileage, CCL , storage capacity, number of refrigerated/insulated vehicles, the total CCL, the total demand of CCL, GDP, degree of government support, and other related data.