How do you express the situation over there found it? Express was also commissioned by my side to help me keep track of this Express, because the first shipment to the 21 or so, I am worried that affect your delivery, causing no inconvenience to you I am very sorry!
I am also asking the carrier to track from our side, as the first batch will be arring around 21st, I am worried it will affect you receiving the goods, very sorry for the inconvenience.
Have you known the situation of this express delivery yet? I had asked for the express company to follow this process. The reason is that the first delivery will be there on 21th, and I am worrying if this delay will influence your take. I apologize for this series of incovenience. 这是比较正式的