Inquire through official website of Ningbo Natural Resources and Planning Bureau, consult relevant government departments, and inquire through professional real estate consultants or intermediaries. 1. Through official website's inquiry, Ningbo Natural Resources and Planning Bureau: find options such as "publicity" or "information publicity" on the homepage of official website, select "planning announcement" or "publicity before construction project approval" after entering, and enter the name or address of the land to be inquired for search, so as to find the planning information of the land, including the lot grade.
2. Consultation of relevant government departments: You can contact Ningbo Natural Resources and Planning Bureau or the planning management department of your district to inquire about the lot grade of this plot.
3. Inquire through professional real estate consultants or intermediaries: Have a deep understanding of the division and characteristics of lots, and can provide detailed information on the grade of lots to which the plots belong.