Lanshan Town is located in the northwest of Huazhou City, Guangdong Province. It belongs to the old revolutionary base areas and reservoir resettlement areas, and has jurisdiction over 1 1 village committees with a population of 55,000 and a total area of 93 square kilometers. Due to the adjustment of administrative divisions, in 2003, Lanshan Town was revoked and the administrative area was merged into Middle East Town.
Weizhen has a planned area of 8 square kilometers, with stable social security and active business. Before the merger, the town made some achievements in infrastructure construction, science, education, culture and health.