How to enter the information management system of pre-sale and contract filing of commercial housing

If you are a well-trained professional customer service staff. You will have a secret key issued by the local housing authority. You can find the login window by directly logging into the website of the local real estate administration. If you are a property buyer. Then you can't get in. If you want to check your contract information, you must go to the local housing management department with your ID card and online contract. However, when inquiring, you need to show the inquiry password of the online signing system set at that time. Generally, local developers will tell you this password when they give you an online sign.