1937 12.24, Li Qi, secretary of the Jiaodong Special Committee, led the Jiaodong people to hold an armed uprising in Tianfu Mountain, Wendeng County, and established the third army of the Shandong People's Anti-Japanese Salvation Army. On 3 1 day, the uprising team was attacked by armed forces under the command of Wendeng county magistrate of the Kuomintang, and suffered heavy losses. At dawn on February 3rd, 1938, the Third Army Corps 100 captured Muping City and captured more than 70 people below the puppet county magistrate 170. After the battle, the troops retreated to the Leigong Temple in the south of Li Sancheng, surrounded by Japanese troops who attacked Yantai. The Japanese infantry attacked the Temple of Thunder under the cover of the plane, and the uprising troops relied on the tenacious resistance of the courtyard wall to repel the Japanese attack four times in a row, killing more than 50 Japanese people. In the fierce battle, the commander of the third army, Li Qi, died unfortunately. In March, the 3rd Army captured Fushan County and killed 75 Japanese troops in Huayuantou Village, Laiyang. The Eighth Route Army sacrificed 67 people and injured 33 people.

Before and after the Tianfu Mountain Uprising, the Jiaodong Special Committee also launched armed uprisings in Weihai, Yexian, Huangxian, Penglai, Jimo and Laiyang. In March, armed uprisings took place in Penglai and Yexian, and the two counties were recovered, and anti-Japanese democratic governments were established in Penglai and Yexian. In April, Huang County was recovered, and the Third Army grew to 7,000 people.

/kloc-in the summer of 0/938, the 3rd Army attacked the enemy of Yantai several times, and successively repelled the Japanese troops who tried to land by sea in Penglai, Longkou and Luanjiakou. In the Penglai naval battle, the enemy ship 1 ship was injured by local ancient shelling. 10 June 16, in daqingyang village, north of Pingdu, the third army trounced Zhao Baoyuan, the puppet Manchukuo imperial association army, killing more than 200 people. /kloc-in the spring of 0/939, the giant bandits and puppet troops incorporated into the Japanese army Zhang Zongyuan (Japanese pseudonym, pretending to be the brother of Zhang Zongchang) attacked the three cities of Peng, Huang and Ye where the uprising troops were stationed. The Third Army retreated voluntarily after being hit hard by the enemy. Subsequently, the Third Army attacked the Japanese puppet troops in Shibanding, Penglai, Zhaoyuan and Linglong gold mines in the south of Huangxian County, conquered the hiding counties of Qixia and Laiyang, and drove Liu out of Jiaodong.