Modifying inventory system -- Must be available to start now and finish in a few hours. -- 2

Hello, need someone to work on this and must be available for communication consistant and without excuses of time difference. Adding a few search Fields, adding import, and export csv and export pdf doc with data php js mysql pdf csv project. Also to create an extra page, the page will show data (Find Sku and if cost of sku are different, it will display the difference of the 2 records, then 2 buttons below it to accept to modify record of the high value? Also a button on top to modify all records found below. We will have a drop down above to choose which column to find and which column to see if matching the same or difference.