1. official website, National Energy Administration: Visit official website, National Energy Administration, and you can find policies and filing information related to household photovoltaics.
2. Local government energy bureau: The local government energy bureau in the region usually releases the filing information of household photovoltaic. You can log in to official website or call for advice.
3. China Photovoltaic Industry Association: China Photovoltaic Industry Association (CPIA) is a national industry association, which regularly publishes household photovoltaic filing information.