QUAN Shouyi^1, WEI Jiao^2, ZHANG Zhigang^2*

（1.Henan Wanggong Wine Co., Ltd., zhecheng 476200, China;

2.Ganzhou Chan’s Wine Industry Co., Ltd., Longnan 341700, China）

Abstract：In the production of Nongxiang Baijiu, with the operation method that “High temperature pit entry, compactness stepping pit”, the base liquor ensured production, it’s three important indexes, such as acid compounds, ester compounds and ethyl hexanoate, were improved at the same time, which could increased the high-quality base liquor rate. It not only solved the problem of shutting down production in the summer and the safe quality of fermented grains, but also improved the utilization ratio of the factory’s equipment and the pit, increased the production capacity of per unit area of the workshop, which increased the employment rate, and also effectively reduced the loss rate of employees. It has provided reference for the production of Nongxiang Baijiu in the summer in Huang-huai River basin.

Key words：Nongxiang Baijiu; High temperature pit entry; Production in the summer