in China last year has introduced new GB the escalator and autowalk in manufacture and installation of security norms "(GB16899-2011) and transition in the implementation of a year, on August 1 this year onwards mandatory. The elevator step and apron plate between the need to install type brush sweeping skirt a clear requirements.
at two-year-old leg, I think everyone will touch you? For everyone's life and safety, for the future of the flowers of the motherland, please all of us to supervise all to cherish our public infrastructure!
