Which sentence is grammatically worded and appropriate one?

Since they are the part of the HBL project, we have entered into the system all the expenses incurred on this subject under HBL project.

Since they are the part of the HBL project, we have entered into the system all the expenses under HBL project.

Since they are the part of the HBL project, we have marked all these expenses in the system under HBL project.