The prototype of Shen Zhenxin in the TV series Red Sun is * * Wang Bicheng * *. Wang Bicheng, a native of Macheng County, Hubei Province, was appointed Chief of Staff of the Second Regiment of the First Detachment of the New Fourth Army in the spring of 1938, and soon became the head of the regiment. The anti-Japanese armed forces of the New Fourth Army led by him, also known as the "Second Child Regiment", were formerly guerrillas who persisted in the northeastern border areas of Hunan, Jiangxi, Guangdong and Jiangxi left by the Long March of the Red Army, the main force of the central government.