Operations include a sewing shop. A Heilongjiang Province 33 Unknown Huayuan RTL Unknown Unknown Heilongjiang Province 34 Unknown Harbin Prison Zhongyang Blvd., Harbin City 1,800 Taken over by Chinese Communist Party in 1946. In 1948, added a LRD which operated in Lingdong Mining District in Jiamusi city. Includes 4 factories. Iron works produces bomb shells and gun shells.
Printing works prints government documents.
Textiles mill produces bristles for military use. Heilongjiang Province 35 Huashan Farm Huashan Prison Unknown Unknown Cultivated land 87 sq. km. No longer a prison. Established in 1953. Heilongjiang Province 37 Lianjiangkou Farm Lianjiangkou Prison Tangyuan County Unknown Established in 1956.