ONV Optical Networks considers its power scenario to provide power plant customers with minimalist, safe and reliable network solutions to achieve safe, economical and efficient operation of the power plant. In order to further improve power distribution efficiency, distribution reliability, service level, and information interaction, local power grids are built around key links such as power generation, transmission, substation, power distribution, electricity use, dispatch, and informatization, etc. The construction of “distribution automation” and “electricity information collection”