Kay Lertsittichai

Career overview

Role: Meticulous television and film archivist.
Task: Write a 180-260 word career overview of Kay Lertsittichai (Acting).
Constraints:
Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
No invented titles, names, dates, awards, etc.
Original, neutral, encyclopedic prose.
Plain text only (no markdown, no asterisks, no headings, no bullet points).
Length: 180-260 words.
Structure: 2-3 short paragraphs.
No preamble or JSON.
Name: Kay Lertsittichai (Thai: เค เลิศสิทธิชัย).
Pseudonym: Kayavine.
Nationality/Origin: Thai, from Nakhon Pathom province.
Affiliation: GMMTV.
Acting Debut: 2019 with a guest role in the series Wolf.
Roles/Credits:
Gunkan in GMMTV's Who Are You (2020) - main role.
Deep (2021).
Overdose (2026).
Known for: Deep (2021), Who Are You (2020), and Overdose (2026).
Other: YouTuber (started 2016, >1 million subscribers as of Dec 2020, >1.5 million according to TMDB bio).
Paragraph 1: Introduction and Debut.
Kay Lertsittichai, also known by the pseudonym Kayavine, is a Thai actor and YouTuber affiliated with GMMTV. Born in Nakhon Pathom, Thailand, Lertsittichai made his acting debut in 2019. His first appearance was in a guest role within the series Wolf.
Paragraph 2: Notable Works.
Following his debut, Lertsittichai has appeared in several productions. In 2020, he portrayed the main role of Gunkan in the GMMTV series Who Are You. His acting credits also include the project Deep, released in 2021, and the production Overdose, which is listed for 2026. He is recognized for his work in Deep, Who Are You, and Overdose.
Drafting check:
Word count check:
"Kay Lertsittichai, also known by the pseudonym Kayavine, is a Thai actor and YouTuber affiliated with GMMTV. Born in Nakhon Pathom, Thailand, Lertsittichai made his acting debut in 2019. His first appearance was in a guest role within the series Wolf.

Following his debut, Lertsittichai has appeared in several productions. In 2020, he portrayed the main role of Gunkan in the GMMTV series Who Are You. His acting credits also include the project Deep, released in 2021, and the production Overdose, which is listed for 2026. He is recognized for his work in Deep, Who Are You, and Overdose."

Current word count: ~105 words. I need to reach 180-260.
Expanding with available facts:
I need to add more details from the sources without inventing anything.
Available details:
Thai: เค เลิศสิทธิชัย
Also known as: เค เลิศสิทธิ
YouTube channel: Kayavine
YouTube started: 2016
YouTube subscribers: >1.5 million (TMDB) or >1 million (Wikipedia)
Education: Graduated 2019 from University of Wisconsin-Whitewater, College of Letters and Sciences, majoring in Mathematics with emphasis on Actuarial Science and a minor in digital marketing.
*Wait, the prompt asks