1. Bring your ID card and relevant house transaction contract and go to the window of the local real estate transaction center to inquire.
2, online inquiry, commercial housing contract filing inquiry website is not uniform, search the website of the local real estate trading center on the local website, log in to inquire, enter the inquiry login interface, know that the contract number is the contract number you signed, fill in the right name, ID number, password is the last 6 digits of the ID number, and you can see the specific ownership and specific contract information of the real estate.