Equipment Numbering System

how to create an equipment code to the mechanical equipments

Please find provided link for your information.
https://ichapps.com/qms/view/equipment-numbering-system

you given link not give full information.

example: stainless steel reactor, glass lined reactor located in production block. so, which number you should be created, if production block more than one in that situation which procedure you may follow. please give me any website or standard to follow to create equipment numbering system