After July 1, 2012 post-mortem energy-saving escalators automatic sidewalks, must implement the relevant requirements of the new national standard, the new inspection regulations. Optional automatic escalator sidewalks control system or energy-saving systems to meet the new national standard is required to obtain, in line with the new type test procedures and test procedures required type test certificate. Control systems or energy-saving system used PESSRAE should obtain the relevant type test certification. For escalators and moving walkways, the escalator design, in addition to the State Administration of Quality Supervision and Quarantine - Quality special Han [2012] No. 28 "Notice on the implementation of escalators and moving walkways new standards and inspection rules related matters notice "clearly on the" anti-collision Bezel "," anti-trap device, "" edge taken off from the armrest, "" Precautions, "and" the stopping distance "and other projects outside rectification. Most of the escalators are straight. 1985 Mitsubishi Electric was first invented curve operation, spiral escalators. In addition to saving space, Botou escalators, spiral escalator also very specific artistic effect. In addition, also some escalators can change back to the level in the middle section. This can reduce the use of very long escalator passengers when the fear of highly produced, they can be more flexible with the building. Botou escalator _ _ elevators and escalators Noah Witt Construction Witt by Texas Noah Elevator Company. Botou escalator _ _ elevators and escalators Noah Witt Construction Witt Texas Noah Elevator Co. (www.dznywt.com) (www.dznywt.com) this year introduced a new upgrade, the above picture is only for reference, please call the contact phone book page or image on to obtain the latest information, contact: Jingli.