How to write a petition to the court asking the real estate company to pay the management fee of the property company?

Your property management company must make a dunning first.

Is to send a reminder notice for the other party to sign for confirmation.

At least three reminders are invalid before a lawsuit can be filed.

However, the cost is high after all. You can try to negotiate mediation. Finally, arbitration and litigation.

I don't have a ready-made report here, but there are ways to deal with disputes for your reference. See the picture below, hope to adopt.