The maintenance fee for the Wharf Residence was RM0.26 psf. For the latest update on that, we'd advise you to get in touch with the real estate agents with listing in www.propertyguru.com.my. Key in Wharf Residence in the search bar, and get in touch with the agents who posted there for a quick update. They could also answer other queries you might have about the unit / property.
We've also a review on the Wharf Residence right here: https://www.propertyguru.com.my/new-property-launch/reviews/the-wharf-residence-puchong-213503
All the best in your search!