Packaging castoff have put serious harm on ecological environment and wasted plenty of resources, so their recovery utilization may produce tremendous economic returns and social benefits. Low-carbon technologies in packaging castoff disposal have the characters of reduction, low-pollution and recyclability etc., and different packaging castoff has different carbon reduction technologies. For the purpose of promoting the low-carbon development of packing industry in China, should advance the recovery and utilization of packaging castoff, set up scientific and reasonable recovery system and enhance the application and technical innovation of low-carbon technology.