Ma Zhanshan
Ma Zhanshan abhorred the nonresistance policy of the Kuomintang government and he sided with the Chinese Communist Party in its anti-Japanese policy. He visited Yan'an in 1939 in order reach an accommodation with the Eighth Route Army. Ma Zhanshan was appointed as Chairman of the Provisional Government of Heilongjiang in August 1940 by the Chinese Communist Party, and held that title in secret to the end of the war.