The reasons for this expense reimbursement can generally be written as follows: employee's year-end dinner/lunch/overtime meal, meals during business trip, meals for employee training, meals for enterprise trade union activities, and meals for enterprise meetings.

1. Employee's year-end dinner/lunch fee/overtime meal fee: this kind of meal fee is incurred to improve employee's morale or as employee's welfare, and can be referred to as "employee's dinner fee" or "employee's welfare meal fee" for short.

2. Meal expenses on business trip: This kind of meal expenses occurred during the employee's business trip, which can be referred to as "meal expenses on business trip" or "meal expenses on business trip" for short.

3. Staff training meal fee: this meal fee is provided by the enterprise during staff training, which can be referred to as "training meal fee" or "training meal fee" for short.

4. Meal expenses of enterprise trade union activities: This kind of meal expenses occurred in the process of enterprise trade union organization activities can be referred to as "meal expenses of trade union activities" for short.

5. Company meeting meals: This kind of meals occurred during the company meeting, which can be referred to as "meeting meals" or "meeting meals" for short.