I found the following users who may fit your language exchange criteria:

Username	Date	Post Link	Relevance	Offered Matches	Sought Matches
u/impalpableash	2023-01-17	Post	`7`	Chinese	English, Spanish
u/smartcontribution767	2023-01-29	Post	`7`	Chinese (Native)	Catalan, Spanish
u/atmosphere-929	2023-02-05	Post	`7`	Chinese (Native)	English, Spanish
u/crimson_situ	2023-02-17	Post	`7`	Chinese (Native)	English, Spanish
u/epoxidedreams	2023-02-19	Post	`7`	Chinese	Catalan, Spanish

Please feel free to comment on the above posts to get in contact with their authors.