First by lowering the JOB KILLIING JOB REMOVING HIGHEST CORPORATE TAX RATE IN THE WORLD.
Second by Replacing OBAMACARE THAT IS STIFLING NEW JOBS (The 50 employee rule.
Third by IMPLEMENTING E-VERIFY, so that ILLEGAL IMMIGRANTS DON'T GET NEARLY ALL THE NEW JOBS as has been happening since the Democrats took over..
Now I will reveal why you are wrong. If manufacturing companies come to the USA they will use robots. There will be a minimal number of manufacturing jobs. It is the same as what has happened in many sectors of agriculture - people out, machines in.