Nikolai Yezhov
NKVD Order № 00593, also known as NKVD Order about Harbinites (приказ НКВД о харбинцах, ("Харбинский приказ") by September 20, 1937, undersigned by Nikolai Yezhov regulated arrest and prosecution of former personnel of the China Far East Railway (KVZhD), who had lived in Harbin and reemigrated into the Soviet Union after 1935, when the KVZhD was sold to the Japanese puppet state of Manchukuo.