I would like to ask what is the meaning of the boiler, the other boiler how to apply for approval procedures
1. Special equipment installation and maintenance of maintenance notice (in quadruplicate);
4. Special equipment installation and maintenance of construction contract (copy);
3. Special equipment Use the organization code of the unit installation unit.
2. Installation and maintenance of special equipment construction units of the "special equipment installation and maintenance of the permit" (the original, by the Special Equipment Supervision Division confirmed that the next time I can bring a copy);
Special equipment installation, renovation, maintenance start notice: