According to the current policy and business rules, if you are a power customer of Guangdong Power Grid,

For low-voltage residential distributed photovoltaic projects connected to the power grid, the power supply enterprise and the project owner must sign a purchase and sale agreement;

For low-voltage non-resident distributed photovoltaic projects connected to the power grid, the power supply enterprise and the project owner shall sign a purchase and sale contract;

For the high-voltage distributed photovoltaic power generation project connected to the power grid, the power supply enterprise and the project owner must sign a grid-connected agreement, a power purchase and sale contract and a grid-connected dispatching agreement.

I hope our answer is helpful to you. If you have any other questions, please call the 24-hour power supply service hotline 95598 for consultation.