Originally Posted by sfozrhfco

You can check in online 24 hours in advance of your EK departure. DL can check your bags through on EK. Show both tickets (and your boarding pass if you printed it out). Check your bag tags to be sure they have PEK as the final destination. If you are not close to a printer 24 hours in advance of your EK flight, you should still be able to check you bags through and just go to the transfer desk to pick up your boarding pass.