Hello Asad,
Yes. You can indeed earn all your 60 PDUs from training.
Please note that the old "PDU Categories" no longer exist. Instead, PMI now uses activities like "training", "volunteering", "creating content", "giving a presentation", and so on.
To learn about all the details, please watch this video which I recently published on The PM Podcast:
www.project-management-podcast.com/index...pdu/pmis-pdu-secrets
-- it will tell you everything you need to know.