In early 1933, Lu led his regiment to join the main force of the Red Army, after which, he was appointed as the commander of the Training Regiment of the Third Red Army and then he was soon appointed as the commander of the Seventh Regiment.
В начале 1933 года Лю вывел своих людей к основным силам Красной Армии, после чего был назначен командиром учебного полка третьей Красной Армии, а затем ― командиром 7-го полка.