Where can Bobai or Yulin take the electrician certificate and aerial work certificate?

Labor Bureau and Safety Supervision Bureau.

Labor Bureau: maintenance electricians, welders, locksmiths, beauticians, refrigeration workers, photographers, cartographers, processing center operators, nurses, Chinese chefs, etc. Safety supervision bureau: low-voltage electrician, high-voltage electrician, welder, climbing, refrigeration operation certificate, relay protection, power cable and electrical test.

Explosion-proof electrical operation, welding and hot cutting operation, refrigeration and air conditioning equipment operation, refrigeration and air conditioning equipment installation and maintenance, etc.