Installation location: where your equipment is installed, that is, the address of the construction unit.
Equipment code: if you see it on the quality certificate or certificate, fill it in, otherwise don't fill it in.
Production number: There is a production number on the quality certificate, so please fill it in.
Installation place: fill in the place name or factory number of the equipment installation place: just fill in the address of the equipment location.
Nothing. If anyone asks you any questions, just fill out the form. When notifying you, attach a copy of your unit's qualification certificate and affix the official seal.