TF_ING
China · Official roster: 5 (3 birthdays recorded)
TF_ING members from oldest to youngest: Tong Yukun (20), Deng Jiaxin (20), Mu Zhicheng (18). The oldest is Tong Yukun, born July 7, 2006; the youngest is Mu Zhicheng, born November 16, 2007. Birth years are on file for 3 of 4members.
Birthdays of all members
| Birthday | Member | Other spellings |
|---|---|---|
| July 7 | Tong Yukun 童禹坤 | — |
| July 23 | Deng Jiaxin 鄧佳鑫 | 邓佳鑫 |
| November 16 | Mu Zhicheng 穆祉丞 | — |
| Undisclosed | MO roster-only entry | 張子墨, 张子墨 |
Roster source: Chinese Wikipedia: TF_ING (5 current members; debuted 2024-10-01) (retrieved 2026-09-25)
Age ranking of members (oldest to youngest)
We have full birth dates for 3 of 4 members (members with only a birth month and day are left out, since their age can’t be calculated). Ages update to today’s date.
| Rank | Member | Birthday | Age |
|---|---|---|---|
| 1 | Tong Yukun | July 7, 2006 | 20 |
| 2 | Deng Jiaxin | July 23, 2006 | 20 |
| 3 | Mu Zhicheng | November 16, 2007 | 18 |
TF_ING Members’ Zodiac Signs
Only members with a known birthday are included. Sign boundaries: zodiac index
This page lists all 5 members on TF_ING’s official roster. 3 of them have their own page on this site (our inclusion rule: someone has held a support event for them, or a verifiable identity or birthday source exists). The rest are marked “roster only” and appear only in this table. Birthdays are listed only when we find a verifiable source; otherwise they’re marked “no verifiable source found.” We never fill gaps with guesses. Spotted an error, or have a verifiable official source? Email service@joelin.cc. (email us a report)
We’ve logged 3 support cases for this group’s members (the combined total of each member’s cases; see each member’s page for details).
Want to hold a support event for TF_ING?
Group support usually centers on debut anniversaries and concerts. Each member’s birthday is in the table above.
FAQ
- What are the birthdays of TF_ING's members?
- TF_ING’s official roster has 5 members. Those with a verifiable birthday on this site: Tong Yukun July 7, Deng Jiaxin July 23, Mu Zhicheng November 16. We don’t have a verifiable birthday source for 2 other members yet, so they aren’t listed. Each birthday’s source is cited on this page and on the person’s own page.
- How many TF_ING members are listed on this site?
- TF_ING: Official roster: 5. Of these, 3 have a verifiable birthday recorded on this site. This page lists all 5 members on TF_ING’s official roster. 3 of them have their own page on this site (our inclusion rule: someone has held a support event for them, or a verifiable identity or birthday source exists). The rest are marked “roster only” and appear only in this table. Birthdays are listed only when we find a verifiable source; otherwise they’re marked “no verifiable source found.” We never fill gaps with guesses. Spotted an error, or have a verifiable official source? Email service@joelin.cc.
- What is the age order of TF_ING's members? Who is the oldest?
- We have birth years for 3 of 4 TF_ING members (members with only a birth month and day can’t be ranked by age). Ordered from oldest to youngest: Tong Yukun (born July 7, 2006), Deng Jiaxin (born July 23, 2006), Mu Zhicheng (born November 16, 2007). The oldest is Tong Yukun, and the youngest is Mu Zhicheng.
- What are the zodiac signs of TF_ING’s members?
- Based on their birthdays: Cancer: Tong Yukun; Leo: Deng Jiaxin; Scorpio: Mu Zhicheng. Signs use the month and day only, with the boundary dates explained on our zodiac pages.
View this page in Chinese → · Back to group index · Birthday calendar