The earliest activities of the rise in the United States, dating back to the early automobiles and electric road trip. It comes from the travel trailer - a small unit with wheels, often used for camping. When this type of the house because house mobility needs. Originally this house is mainly sold to those living place indefinite groups working life for the mobile nature of the fixed housing for them is not very appropriate. From the beginning of the 1950s, the houses were promoted as low-cost housing, build and place for a long time in one place, even with the foundation stone of the permanent installation. Previously, this house unit width is 8 feet or less, but in 1956, 10 feet (3 meters) wide housing with the new term "activity room" was introduced together. This activity room is rectangular, the painting is made of aluminum instead of travel trailers that streamlined shape, usually painted before assembly. This helps to distinguish between activities room and travel trailers. Choi plate activity room ban on all open flames. Choi plate activity room to install lightning protection devices, Nanjing activity room, steel must be ground protection and so on. Color plate activity room must be equipped with the required carbon dioxide, dry off the equipment and install fire hydrants, etc., in order to ensure the fire water flow and pressure of self-help requirements. Daily fire precautions are as follows: First, the color plate activity room (Nanjing activity room) within prohibits all open flames, Nanjing factory activity room, can not be used as power distribution room, kitchen. Second, the color plate activity room prohibit storage of gasoline, kerosene, water that day and other flammable hazardous chemicals and other flammable debris. The board can not be used for dangerous goods store, Nanjing activity room installation, not for motorbikes and gas bottles. Third, the color plate activity room of electrical wiring installation must comply with regulatory requirements. All wires should be within the housing for surface and cover non-combustible ducts, wires should not be installed in the ceiling, to put an end to the phenomenon of Luanla random access wire. Fourth, we must leave more than five meters distance between the activities of the board safe houses and buildings. Single-family activity board room area is not too large, not too long for each row. Avoid fire Citylink Nanjing activity room activities room _ _ loyal love quotes Ltd. Nanjing activities of loyal love by Nanjing Steel. Nanjing activity room activities room _ _ loyal love Nanjing activity room offer is loyal love Nanjing Steel Ltd. (www.njzhongai.com) this year introduced a new upgrade, the above picture is for reference only, please call the contact or pictures on this page phone, for the latest information, contact: Mr. Wang.