Medical ceiling pendant is the essential medical device in the modern operating room in the hospital, which is mainly used for terminal-transferring the medial gas, such as oxygen supply, compressed air, nitrogen, etc., in the operating room and the intensive care unit, the lower part of the medical ceiling pendant is provided with a load platform, which facilitates placing some surgical instruments or equipments and meters. As the huge structure size of the medical ceiling pendant, the arms and the box body are separately packaged during the prior packaging and transportation, such packaging process has the defects as follows: 1. there needs two packing box for one medical ceiling pendant, thus resulting in more consumables and higher logistical cost, 2. the gas tubes and the wires on the box body are required to pass through the ceiling pendant arm at the customer's field, thus resulting in time-consuming and labor-consuming, 3. it requires some skills to pass through the gas tubes and the wires in field, thus unable to guarantee the quality.