JDF-602 model is a new model professionally developed by our company, which greatly improves the adaptability range of fabric varieties produced in Water jet loom. Single-pump multi-jet or double-pump multi-jet electronic weft storage and weft insertion system can be adopted, which can supply free jet weaving of two weft yarns with different specifications at the same time, thus greatly improving the application range of yarn types; Configured with 822 host, its excellent seismic performance fully meets the high-quality and stable weaving of high-density and high-weight fabrics.