Abstract: [Objective and Method]The experiment was conducted to study the effects of Crimson seedless fruit after dipping into different concentrations plant growth regulators and the plant growth regulators plus other substances in different stage. [Result]The result showed that Crimson Seedless fruit quality was improved better with the treatment of the plant growth regulators plus other substances than with the treatment of the sole plant growth regulators, and it was the best in fruit quality under the treatment of the grape dipping into 50 mg/L of Pro Gibb plus 600 times Duoshouye diluted solution in flowering season and 143 mg/L of Pro Gibb plus 45 mg/L Promalin and 1 g/L Spreader and Inflitration 7 days after flowering in this experiment. [Conclusion]The appearance quality and internal quality of Crimson Seedless fruit were best.