“PINGAN” Safety door is designed to prevent unauthorized person from following employee into the working area. The main part includes:
 

- Interlock door: It’s available in following two type of finish;
- Stainless steel: It’s made of double layers steel sheet and is enclosed of stainless steel finish;
- Paint steel: It’s made of double layers fine steel with paint finish;
- Interlock walkway: It’s structure and function of attack resistance
should comply with the Interlock door;
- Interlock control device: Under the condition only one door can open
at a time;
- Electric lock : Reliable and durable;
- ID recognition system: The following access controls are available.