Together with informations to identify such options: strike, maturity, put/call.
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I will try my best to explain what I understand from the content perspective.
First, you have to know the "chain" RIC. (Chain RIC contains list of RIC codes)
This is the general rule but it may not be applicable to every single venue.
You can type in "Futures and Options Chains" in Eikon Desktop search bar and press enter.
You will get this windows:
For example, a base RIC code is 0005.HK
A chain RIC could be 0#0005*.HK
And you can write this code to get the information:
(Please ignore the "/" before the RIC name as I only have permission for delayed data so / is automatically added as a prefix).
If you still have difficulty finding a correct chain RIC on any given base RIC, please contact Refinitiv Data/Content Helpdesk at this URL.