Taeyong:
Fans saw how close you guys were when NCT finally debuted and they fell in love with your friendship because you guys are always latched to each other in public and also to add on top of that you guys are like the two biggest fluffballs. Jinhwan has stated in Vlives that they are good friends and see's as someone she looks up to and denied any rumors. Fans still like to ship hem together though.
Yuta:
The pair are always laughing at each other and always having a great time together and when Jinhwan is not with Taeyong, she is most likely 99.99% with Yuta. Unlike her relationship with Taeyong , Yuta and Jinhwan are more flirty and have more skin ship and also love to go on adventures together and hang out together and fans love it so much. He likes to flirt with Jinhwan to see her blush, he loves to see her flustered.
Baekhyun:
Despite the age difference this is the most popular ship outside of NCT. The two care about each other and are always having fun and are a little flirty with each other . Fans love Baekhyun and Jinhwan because, even though it's rare because of schedules , when they are together they give great content for people because when they are caught in public you also like to hang out with fans.
Jungkook:
It wasn't unknown that Jinhwan were a fan of BTS' Jungkook. Fans found it cute when the dreamies exposed her on Weekly Idol and have been waiting for an interaction. Ever since Jinhwan found out that Jaehyun was in the same groupchat as him, she has been begging for him to give her Jungkook's phone number. Unknown to Jinhwan but Jungkook has asked for her number as well. The two have exchanged glances at Awards shows but have never interacted in public infront of fans and cameras..