1. the material: the dye must be fully stirred in the material bucket dissolved into the cylinder, or the fabric may produce lake stains
2. temperature: must be stamped insulation operation, in order to maintain the machine cylinder liquid, liquid temperatures throughout the same
3. heating: add steam temperature, the cloth can not run, or before and after the temperature difference caused by color
4. head and tail: before running to ensure that the cloth roll temperature and liquid temperature is not much difference in winter to prevent the cloth roll is too cold to contact the roller cloth layer is cooled, heat roll can be used to pour several times the roll to Make it raise the temperature.