Temporary fence is also called removable fence or removable security fence. It can be removable and used for many times. It is widely used in building sites and mine sites for temporary protection. It is also used in major public events, such as sports meetings, concerts, Festivals and gatherings for temporary safety barrier and keeping the order. And it can be found as the temporary protection in the road construction, facilities under construction of living area, parking and Commercial activities, as the guide for public in the attractions.