Original Korean Title: 경성학교: 사라진 소녀들
Transliterated title: Gyeongseonghakyoo: Sarajin sonyeodeul
International Title: The Silenced
https://www.imcdb.org/movie_4708348-Gyeongseonghakyoo--Sarajin-sonyeodeul.html

Original Korean Title: 말모이
Transliterated title: Malmo-i
International Title: Malmoe
https://www.imcdb.org/movie_9602258-Malmoe--The-Secret-Mission.html

Original Chinese Title: 靈氣迫人
Transliterated title: Ling qi bi ren
International Title: The Occupant
https://www.imcdb.org/movie_87625-Ling-qi-bi-ren.html

Original Chinese Title: 破壞之王
Transliterated title: Poh wai ji wong
International Title: King of Destruction / Love on Delivery (Hong Kong SAR)
https://www.imcdb.org/movie_110852-Poh-wai-ji-wong.html

Updated, but these were Hong Kong movies, not Chinese movies
For the second one, the international title is the second one, according to IMDb the first one is only the translation of the original title.

Original Chinese Title: 歡樂叮噹
Transliterated title: Huan le ding dong
International Title: Happy Din Don / Happy Ding Dong
https://www.imcdb.org/movie_91227-Huan-le-ding-dong.html

Well, Hong Kong movies use Chinese words.

But for the update, what is interesting is knowing the country of the movie, since I can then set the right flag in the movie info

Original Korean Title: 또봇 V
Transliterated and International title: Tobot: Galaxy Detectives
https://www.imcdb.org/movie_12892186-Tobot--Galaxy-Detectives.html

Original Japanese Title: 赤ちゃんと僕
Transliterated title: Aka-chan to boku
International Title: Baby & Me
https://www.imcdb.org/movie.php?id=989895

Original Korean Title: 하나뿐인 내편
Transliterated title: Hanappunin Naepyeon
International Title: My Only One
https://www.imcdb.org/movie_8884460-Hanappunin-Naepyeon.html

Original Korean Title: 같이 살래요
Transliterated title: Gat-i Sallaeyo
International Title: Marry Me Now
https://www.imcdb.org/movie_8066184-Marry-Me-Now.html

Original Korean Title: 위험한 상견례
Transliterated title: Wi-heom-han sang-gyeon-rye
International Title: Clash of the Families
https://www.imcdb.org/movie_1884495-Wi-heom-han-sang-gyeon-rye.html

Original Korean Title: 위험한 상견례 2
Transliterated title: Wi-heom-han sang-gyeon-rye 2
International Title: Enemies In-Law
https://www.imcdb.org/movie_5449088-Enemies-In-Law.html

Original Korean Title: 강철비2: 정상회담
Transliterated title: Gangcheolbi 2: Jeongsanghoedam
International Title: Steel Rain 2
https://www.imcdb.org/movie_10516176-Steel-Rain-2.html

Original Korean Title: 돼지가 우물에 빠진 날
Transliterated title: Daijiga umule pajinnal
International Title: The Day a Pig Fell Into the Well
https://www.imcdb.org/movie_116005-Daijiga-umule-pajinnal.html

Original Korean Title: 자유의 언덕
Transliterated title: Ja-yu-eui eon-deok
International Title: Hill of Freedom
https://www.imcdb.org/movie_3732252-Ja-yu-eui-eon-deok.html

Original Korean Title: #살아있다
Transliterated title: #Saraitda
International Title: #Alive
https://www.imcdb.org/movie_10620868--Saraitda.html

Original Korean Title: 싱크홀
Transliterated title: Singkeuhol
International Title: Sinkhole
https://www.imcdb.org/movie_12664618-Singkeuhol.html

Original Korean Title: 달빛가족
Transliterated title: Dalbich-gajog
International Title: Moonlight Family
https://www.imcdb.org/movie_1004521216-Dalbich-gajog.html

Original Korean Title: 애슬론 또봇
Transliterated and International Title: Tobot Athlon

and Please Set Year Change 2016-2017
https://www.imcdb.org/movie_10368512-Tobot-Athlon.html
https://namu.wiki/w/%EC%95%A0%EC%8A%AC%EB%A1%A0%20%EB%98%90%EB%B4%87

Please Set Year Change 2018-2021
https://www.imcdb.org/movie_12892186-Tobot-V.html
https://namu.wiki/w/%EB%98%90%EB%B4%87%20V

Original Korean Title: 극장판 또봇: 로봇군단의 습격
Transliterated title: geuk-jang-pan ddo-bot: ro-bot-gun-dan-eui seub-gyeok
International Title: Tobot Movie: Attack of the Robot Force
https://www.imcdb.org/movie_8757056-Tobot-Movie--Attack-of-the-Robot-Force.html
https://namu.wiki/w/%EA%B7%B9%EC%9E%A5%ED%8C%90%20%EB%98%90%EB%B4%87:%20%EB%A1%9- C%EB%B4%87%EA%B5%B0%EB%8B%A8%EC%9D%98%20%EC%8A%B5%EA%B2%A9