Aluminium Led Solar Road Marker BY HIPHEN SOLUTIONS 1.Body:Engineering plastic which is most hardest and anti-pressure.Totally new materials can undertake high temperature over 200 centigrade degress.2.Reflector:Under each reflector there is a vacuum plate which prevent the reflector from being polluted by air or water.And make it can even work after some pa...
The dental retractor is an instrument that comes in use for retraction of cheeks, lips, and tongue during surgical procedures. This is to prevent trauma to the soft tissues inside the mouth
