Zhè fèn hétong yǐjīng zài gōngsī zǒngbù bèi'àn le.
This contract has already been filed at the company headquarters.
Tips
culture
In China, 备案 (filing/registration) is a common administrative requirement for websites (ICP备案), businesses, and legal documents. It differs from 注册 (registration with full approval) - 备案 is more about notifying authorities on record.