Whether the EMS bill number is all digital or belongs to postal express delivery, it will not change the courier company because of the bill number.

The inquiry method of EMS express parcel is as follows:

1. Go directly to the home page of official website Post Express to check the waybill.

2. Open Baidu, enter "express number query" search, and a Baidu application will pop up to query express delivery, and then enter the waybill number to query the real-time delivery information of express delivery.

3. Call the national customer service phone of postal express directly for inquiry.

4. Bring the express waybill, or write down the waybill number, and go directly to the postal express company at the sending place or the receiving place for inquiry.