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Home — Korean Wave — K-Pop

Trainee A: Members Profile, Net Worth, Height, Biography [2023]

by Justin Oneal
April 22, 2023 - Updated on February 16, 2026
in K-Pop, Korean Wave
Trainee A group Members

Trainee A group Members

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K-Pop has a huge crazy fan base all over the world and is still growing with having like hundreds of K-Pop groups that outshined their talents and have diehard fans, which gives them massive support. Record-breaking and famous groups having an unimaginable supportive fanbase, like BTS, BLACKPINK, and many more, have made K-Pop reach another level. 

Many new K-Pop groups have formed that are making their way into the huge K-Pop industry, but many there are also groups that couldn’t, and one such group is Trainee A which was discovered in the year 2021 on YouTube by the netizens.

It was a pre-debut boy group that had seven members: Yorch, Leo, Sangwon, Woochan, James, JJ, and Jihoon, and they were said to be under Big Hit Music. They had a good fanbase who were very excited about the debut, which was also announced to happen in Jan 2022. 

But unfortunately, on the 23rd of December 2022, the group officially announced their disbandment and even the members shared the news on their social media handles upsetting and shocking many fans who waited for them to debut. 

Let’s have a sneak peek and everything that you need to know about the Trainee A members Profile, Net Worth, Height, and Biography. 

Also Read: BTS Net Worth 2022: How Much Do The Pop Sensations Earn?

Trainee A: Everything You Need to Know

The boy band Trainee A had seven members, including Yorch, Leo, Sangwon, Woochan, James, JJ, and Jihoon, with the eldest member being Yorch Yongsin (born on the 11th of April 2002) and the youngest member, also called the maknae of the group being Jihoon (born on 28th of March 2006). 

Trainee A members
Members of the Boy Band Trainee A (Credits: Pinterest)

Yorch Yongsin 

Yorch Yongsin who is born on the 11th of April 2002 in Phayao, Thailand, having Aries as his Zodiac sign. He is the eldest member of the boy band Trainee A and has been an actor and model since he was ten years old and is quite well known for his work in Thailand, making his debut with the Thai film ‘Tong Neu Gao.’

Some of his hobbies include dancing and playing football which is what he loves to do the most. He is Tall at the age of 21 years, has a height of 173cm (5’8), and is very cute and handsome, which stole the hearts of many girl fans. 

Yorch Yongsin
A still from the vlog of Trainee A’s Yorch Yongsin

Before he was introduced to Big Hit Music, Yongsin even successfully passed the SM Entertainment audition in 2019 and was thought to be the next member of NCT. He enrolled at Srinakharinwirot University for his education. The eldest member Yongsin Networth as of 2023 is around $100 to $500k USD which mainly comes from his career as an Actor and Model. 

Leo

After Yorch Yongsin, Lee Leo is the second oldest member, who was born on the 22nd of August 2002 in Australia and had a Lion as his animal emoji. With the goal and ambition to become an idol, he came to South Korea at the age of just 17 and is now 21 and can fluently speak both English and Korean. 

He was a very important member of the team as he can do write and create music according to the videos that were provided to him. Fans first came to know about him when they saw him in BTS’s ‘Permission to Dance’ music video.

Trainee A's Leo
Trainee A’s Leo (Credits: Pinterest)

At first, the other members mistook him for being frightening but later got to see his true personality and got recognized as the group’s fashionista.

He is 21 with a handsome and charming face on which fans are crazy, and he is tall with a height of 183cm (6’0), which enhances his look even more. Leo being a song creator and writer, has a net worth of around $100 to $500k USD. 

Sangwon 

Sangwon was born on the 8th of May 2003 in South Korea and is 20 years old. He is regarded to be an all-rounder and experienced, given his longest training period, and has been a member since 2016. He studied at the Elite Hanlim Multi Arts School. 

He was seen with ENHYPEN’s Jay and Heeseung in Brunei, after which fans thought that Sangwon started at HYBE even before August 2019. Though he is called an all-rounder after seeing him dancing, fans consider it as his forte having choreography included in his skill book.  

Lee Sangwon
Lee Sangwon (Credits: Pinterest)

He has also been in a pre-debut group like Leo and James, but he hasn’t officially debuted yet, and fans are waiting for that day to come. There are many fans who shower love on him, he is cute and introverted, and his tall height of 183cm (6’0) makes him more attractive.  

The Net worth of Lee Sangwon is also between $100 to $500k USD, which comes from him being an idol, dancer, choreographer, and overall all-rounder.

Woochan

Trainee A’s member Jo Woochan was born on the 20th of January 2005 in Seoul, the capital city of Korea, and is 18-year-old making him one of the youngest members of the group or also called maknae of the group.

Among the other trainees on social media platforms, Woochan is probably the most well-known, given his long time period in the K-pop industry. He is cute, extroverted, intuitive, very good-looking, and a very good height for his age which is 177cm (5’9), and all these qualities have made his fans fall in love with him. 

Jo Woochan
Jo Woochan (Credits: Pinterest)

He was previously a CUBE Entertainment trainee who is widely thought to have become one of the group’s key rappers. His fame is also because he was a semifinalist on Show Me the Money in 2017. Woochan, after his success on the show, made his official debut in 2019. 

James

James is one of the youngest members of the group or also called the maknae of the group Trainee A who was born on the 27th of January 2005 in Hong Kong. He came to South Korea to pursue his dreams of having a career of being an idol. 

He has not only knows just one language but four Chinese, Thai, English, and Korean. He is a combo package of skill sets and excellent sports skills, and he is an athlete who is a competent hockey player and also a skillful Taekwondo player. 

James
Trainee A member James (Credits: Pinterest)

He also was a member of the team for young athletes called Hong Kong Typhoons & Selects, which serves Youth ice Hockey. He is an expert dancer, has super charming looks, and is introverted and Observant, and these are the qualities with which fans are crazily in love. 

He is just 16 years old and still has so many qualities and skills that he excels in as compared to his age; he is very tall with a height of 183cm (6’0). His Net worth is not known yet, but given his career and skill, they are his major source of earnings. 

JJ

JJ, also known as Jay or Jayjay, was born on the 27th of January 2006 in Japan and is also one of the youngest members or Maknae of the group Trainee A. He is just 16 years old Japanese American model and dancer, which makes him too young.  

His attractive and exceptionally charming visuals are the eye-catching features to which the fans are most drawn. Though he has no official position assigned to him, many have predicted that he may be a primary dancer, but he majorly loves break dancing. He can also play guitar very well.  

Trainee A's JJ
Trainee A-JJ (Credits: Pinterest)

He was a member of a dance group called AMEZRI RED STARS till December 2020, showcasing his talent before he went to Korea. He is an extroverted and observant person.

His height and net worth are not revealed, still given his dance background and his path of becoming an idol, it would be the main source of his earnings. 

Jihoon 

Jihoon is ‘The Youngest’ and ‘The Maknae’ of the boy band Trainee A who was born in South Korea on the 28th of March 2005. He is just 15 years old and has many skills, which include laying guitar and dancing.

At the age of just 12 years, he stood at the second position in WINNER’s” REALLY REALLY” Dance Cover Concert and is said to have started as a trainee in the year 2020. Netizens have found a fondness for bucket hats and wearing them during exercising.

Jihoon
Trainee A-Jihoon (Credits: Pinterest)

He previously attended many dance studios like Feedback dance studio, Prepix dance studio, Danceinside Studio, OFD Studio, and more. Jihoon, at a very small, is very focused but introverted. He is very cute and attractive, which has made him get a very good fan base.

Though his height and net worth are not revealed, his dancing career may be an important source of his income which would add up to his net worth.  

The group Trainee A was all set to debut, but unfortunately, they were disbanded and took down all the social media channels that the members used to communicate with their fans. The eldest member, Yongsin, confirmed the disbandment and requested fans to continue to support them as they always did.

Also Read: 10 Kpop Groups With The Most Number Of Members

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Justin Oneal

Justin Oneal

Hey trainers, I am an avid following of ongoing political issues. On the other hand I like playing Pokemon Go. You can find me making content for my two youtube channels, playing terraria, or writing about ongoing politics. You can reach out to me at Justin@otakukart.com.

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