Chinese Baijiu distiller's grains resourcing: Current progress and future prospects

•More than 100 million tons of DGS are produced in Chinese Baijiu production every year.•Conventional organic solid wastes management causes environmental pollutants and bioorganic wasting.•Excised approaches for DGS resourcing have limitations in nutrient value, efficiency, and second environmental pollutants.•Cascade and full utilization can maximize the value and capacity of DGS resourcing.