As discussed verbally, please notify that you have to be in compliance with the in/out of the office as follows:
Office working hours: 8:00 AM – 05:00 PM
You can reach office no later than 8:30 AM, but not everyday
In case having OT over 5.00 PM, you should not work alone in office for your safety, and please notify your supervisor before doing OT. In case not being in compliance of this procedure, the company rule would have the warning process in sequence later.