I think you misunderstand the relationship between the terms "Pick and Place file" and "CPL". A Pick and Place file is often referred to as a Component Placement List (CPL) file: [https://support.jlcpcb.com/article/79-pick-place-file-for-smt-assembly](https://support.jlcpcb.com/article/79-pick-place-file-for-smt-assembly) I don't think you want to convert the Pick and Place file that you export from EasyEDA in .csv format into a .cpl format file because a .cpl format file has nothing to do with pick and place: [https://support.microsoft.com/en-gb/help/149648/description-of-control-panel-cpl-files](https://support.microsoft.com/en-gb/help/149648/description-of-control-panel-cpl-files)