Call transaction OMD9 ---> Select the Plant 7035 (Supplying plant) with special procurement key '40' ---> Here enter the Plant 7036 (Receiving plant) under the tab special procurement
Kindly ensure the special procurement key in the material master record for the supplying plant 7035 is '40' (stock transfer) and the procurement type for the receiving plant 7036 is 'E' (in-house production).
After made the above said changes, now run MRP on demand then the PR will get create automatically for the Plant 7036.