The advantages of safe sliding contact line include the following aspects:

1. High security, remote control, no need for human presence.

2. Good insulation performance and no risk of electric shock.

3. Energy saving, environmental protection, energy-saving effect, low power consumption, no pollution.

4. It is used for long service life, sliding contact wire conductor, long service life, and can be used for a long time.

5. The sliding contact wire is resistant to high temperature, low temperature, corrosion and salt.