15 - 20 June
Shanghai Baoya Safety
Applicable to the environment that is harmful to respiratory system but will not instantly harm life and health.
The self-contained positive pressure air breathing apparatus of SDP series, which is a kind of isolated protective breathing equipment, provides respiratory protection ...
It can be carried by shoulders, which can make the hands perform other protection operation for escape.
It's a full face mask has communication function which equipped with SCBA.