Is this sentence correct?

[Zoe2008]

We will send our QC to perform the pre-inspection this afternoon. We shall draw some goods from your production line to be checked; please assist our QC if they need anything.

 

[albertino]

We will send our QC to perform the pre-inspection this afternoon. We shall draw some goods from your production line to be checked; please assist our QC if they need anything.

(Not a teacher)
What about " We will send our QC for the pre-inspection this afternoon, and some goods of your production line will be checked randomly. In order to facilitate the work of our QC, please render our QC the assistance as required."