194 1 year, in order to meet the needs of the struggle, the 386th Brigade of the Eighth Route Army was changed to129th Division Mobile Force, organized by Taiyue Column, with Taiyue Column Commander Chen Geng as Brigadier and Zhou Xihan as Chief of Staff. At the same time, under the command of the Eighth Route Army Headquarters, the 386 Brigade 17 and 18 regiments joined forces with Taiyue Nanjin detachment, opening up Yuenan anti-Japanese base area south of Linfen-Tunliu Highway and west of Qinhe River. The 386th Brigade, under the leadership of Taiyue Military Region, adopted the policy of all-round struggle against the enemy with armed struggle as the core, aiming at the Japanese army's "general combat" integrating military, politics, economy and culture, and defeated the Japanese puppet troops' "occupation", "mopping up" and "strengthening public security movement" against the anti-Japanese base areas.