1.OSL-OCEANSKY ---International express inquiry method

1) How to Query DHL Transfer Number
For customers who are not sure how to use the original order number to check the shipment trajectory on the DHL website, we will provide you with the DHL transfer order number query URL：
Chinese Address：http://www.cn.dhl.com/publish/cn/zh/eshipping/track/sref.high.html    or  

                                    http://www.dhl.com.hk/sc/express/tracking/shippers_reference.html

English Address：http://www.dhl.com/publish/g0/en/eshipping/track/sref.high.html

2) Enter the original reference number in the shipment reference information field.

3) Change the start date to the delivery date

4) Click to start tracking button 
5) You can see the track of the new order number.

2.UPS 

   http://www.ups.com/

3.TNT 

   http://www.tnt.com/express/zh_cn/site/home.html

4.FeDex

   http://www.fedex.com/cn/