Upvote:2
You might find the Wikipedia articles Ptolemy and Ptolemy's world map useful.
They explain the features found east of the Arabian Peninsula on the map, and that India, Sri Lanka (Taprobana), the Malay peninsula, and China were all known to exist in Ptolemy's time. Although their detailed shape was not known accurately.
Upvote:19
More or less, it's something like this:
Not all the details are correct, but that is to be expected for an area that is known mostly by hearsay.