In 2018, Kang served as a training player with the South Korea national team.[5] She earned his first call-up the following year, making her debut on 9 April 2019 in a friendly match against Iceland.[6] She scored her first international goals on 15 December 2019, scoring twice in a 3-0 victory over Chinese Taipei.[7][8]
↑"女축구 강채림, 우승팀 현대제철 떠나 수원FC위민行"[Women's soccer player Kang Chae-rim leaves champion Hyundai Steel to join Suwon FC Women]. Newsis (in Korean). 13 January 2024.
↑"수원FC위민, 국가대표 공격수 강채림 영입"[Suwon FC Women's National Team Striker Kang Chae-rim Signed]. 머니투데이 (in Korean). 13 January 2024.
↑"여자축구 수원FC, 국가대표 공격수 강채림 영입"[Suwon FC Women's Soccer Team Signs National Team Striker Kang Chae-rim]. YNA (in Korean). 13 January 2024.
↑"[단독] 수원FC 위민 '간판 공격수' 강채림, 加 몬트리올행 임박"[[Exclusive] Suwon FC Women's 'Star Striker' Kang Chae-rim on the verge of moving to Montreal]. Kyeonggi (in Korean). 29 July 2025.
↑"[높게 강하게 도전하라] '림바페' 강채림, 대표팀 막내에서 핵심 공격수로"[[Challenge High and Strong] 'Limbape' Kang Chae-rim, from the youngest member of the national team to a key striker]. Naver (in Korean). 19 July 2023.
↑"여자축구 강채림 "올림픽 데뷔 희망…역사 쓰는 게 목표""[Women's soccer player Kang Chae-rim: "Hoping to make Olympic debut... My goal is to make history."]. Chosun (in Korean). 6 April 2021.
↑"여자축구 강채림 '포텐' 터졌다…A매치 8경기만에 멀티골"[Women's soccer star Kang Chae-rim's potential explodes, scoring multiple goals in just eight international matches]. MHN (in Korean). 15 December 2019.
↑"[인터뷰] 강채림, "데뷔골 기억 대만전, 모든 것 보여드리겠다""[[Interview] Kang Chae-rim: "I remember my debut goal against Taiwan. I'll show you everything."]. Star News Korea (in Korean). 25 July 2022.
