Industrial tobacco raw materials should have an aging stage for goog use-value, and aging process often had a long live for up to 2or 3 years. Sichuan-Chongqing area situated subtropical region. The temperature and humidity of Sichuan-Chongqing area was not only good for aging process of tobacco raw material, but also apt to mildewing. Moreover, along with joint, reorganization and tobacco brand expanding of China Tobacco chuanyu Industrial Corporation,the management of tobacco strips lags behind. T...