Hi Sunny, good morning1. Please learn attached SOP and try to do it for other lists from 11/29.It takes me 5 minutes to finish attached file”自動小計…parts production”.It’s very easy. 2. Please find a good excel book to learn Excel, Apply it to me,company will buy and you can learn later, other colleagues can learnor, other Office book you want to learn, don’t be shine, let me know, it’s very important you have a good skill, and later you can easy to handle your job.3. Next time, if excel or office take long time(over 15 minutes), please Google, can find an easy solution, For example: following is Auto-Sub-Total: http://wayne.cif.takming.edu.tw/Excel/Excel15.pdfyou can reply me when you finish.