Quote Permissions and Restrictions

Market	Symbol
HK Market	Securities (including equities, ETFs, Warrants, CBBCs)
HK Market	Hang Seng Index
US Market	Securities (including stocks, ETFs)
	Nasdsaq Index
	OPRA Options
CN Market	Securities (including stocks, ETFs)
CN Market	Index

Rate Limiting

⚠️Caution

One account can only create one long link and subscribe to a maximum of 500 symbols at the same time
No more than 10 calls in a 1-second interval and the number of concurrent requests should not exceed 5