Don’t worry. Compensation is not necessarily required. The patent applied for by the other party (should be a design patent) after the production of your product cannot be held against the products produced before. At that time, it did not have the patent; if it later produces products with patents owned by others, it will be You must obtain the permission of the other party, otherwise it will be infringed.
Also, patent infringement requires evidence. As long as you prove that you didn’t know about it, they can’t force you to pay compensation. But we need to pay attention to it in subsequent production.