This afternoon, I went to the Apple service center to check my phone because it had bad signals. This afternoon, I went to the Apple service center to check my phone because it had bad signals.

It was almost 5 pm when I arrived. It was almost 5pm when I arrived.

A young female servertechnician greeted me. A young female technician greeted me.

If you meant 服務員, note that the phrase only translates to "server" only in the context of a restaurant.

I told her briefly about the problems with my phone briefly. I told her briefly about the problems with my phone.

I briefly told her about the problems with my phone briefly. I briefly told her about the problems with my phone.

I briefly told her about the problems with my phone briefly. I briefly told her about the problems with my phone.

Afterwards, an engineer took my phone and placed it in a testing equipment, and then connected the equipment with a computer to check it out. Afterwards, an engineer took my phone and placed it in a testing equipment, and then connected the equipment with a computer to check it out.

Afterwards, an engineer tookconnected my phone in ato some testing equipment and connected the equipment with a computer to check out. Afterwards, an engineer connected my phone to some testing equipment and a computer to check out.

Afterwards, an engineer took my phone in a, placed it into some testing equipment and connected the equipment with a computer to check it out. Afterwards, an engineer took my phone, placed it into some testing equipment and connected the equipment with a computer to check it out.

After about thirty minutes passed, they told me that the phone didn’t have any problems and suggested that I change to a new phone card. After about thirty minutes passed, they told me that the phone didn’t have any problems and suggested that I change to a new phone card.

After about thirty minutes had passed, they told me that the phone didn’t have any problems and suggested that I change to a new phone card. After about thirty minutes had passed, they told me that the phone didn’t have any problems and suggested that I change to a new phone card.

The China mobile service center will get off workould close at 6pm. The China mobile service center would close at 6pm.

People get off work at a certain time, businesses close at a certain time.

The China mobile service center will get off workcloses at 6pm. The China mobile service center closes at 6pm.

The China mMobile service center will get off workcloses at 6pm. The China Mobile service center closes at 6pm.

When I arrived at the center, I immediately gotchanged the phone card changed. When I arrived at the center, I immediately changed the phone card.

When I arrived at the center, I immediately got the phone card changed. When I arrived at the center, I immediately got the phone card changed.

"Had the phone card changed" may be slightly better, but this is fine.

I will observemonitor it fover the next few days. I will monitor it over the next few days.

I will observepay attention to it fover the next few days. I will pay attention to it over the next few days.