Composite door panels import request United Kingdom

We are an England based composite door factory for most of the UK
We are looking for a reliable partner in the supply of composite door panels
The sizes are as follows:
The Composite door slabs that we are looking for are as follows:
760mm wide x 2015mm high x 44mm thick
838mm wide x 2015mm hight x 44mm thick
920mm wide x 2015mm hight x 44mm thick