STV Productions is the entertainment channel that created by Inazuma Chibi. When it was a sub channel of Sofia the First Channel's System, this channel had 3 formerly parts: the first formely was Sofia the First Channel 2, which used as the sub channel of Sofia the First Channel, the second formerly was PTMC7 - Sofia the First, as the cooperation between Sofia the First Channel and PTMC, and the third was Sofia the First Channel 4, which was the music channel.
Sofia the First Channel 2 (27/8/2020 - 2/11/2020)[]
Not to be confused with Sofia the First Storage, which was the third sub channel of Sofia the First Channel, also formerly as Sofia the First Channel 2
From August 27th to November 2nd, 2020, the Sofia the First Channel 2 was debuted as the sub channel of Sofia the First Channel's System.
27/08/2020 - 02/11/2020[]
PTMC7 - Sofia the First (3/11/2020 - 23/2/2021)[]
From November 3rd, 2020 to February 23rd, 2021, Sofia the First Channel and PTMC was co-operated with PTMC, making this channel was renamed as PTMC7 - Sofia the First, as the one of 2 entertainment channel of PTMC (along with PTMC10).
03/11/2020 - 30/11/2020[]
03/11/2020 - 30/11/2020 (HD)[]
03/11/2020 - 30/11/2020 (PTMC7 - Sofia the First)[]
01/12/2020 - 23/2/2021[]
01/12/2020 - 23/2/2021 (HD)[]
01/12/2020 - 23/2/2021 (PTMC7 - Sofia the First)[]
Sofia the First Channel 4 (24/2/2021 - winter 2021)[]
Due to the controversy between PTMC and Xutu Channel (formerly XTG Channel) that made the PTMC was defunted at February 24th, 2021, the PTMC7 was defunted and changing once again to Sofia the First Channel 4 (due to the 3rd sub channel was named as Sofia the First Channel 2), as this channel was changed as the music channel.
According to Sofia the First Channel, due to the low rating of this channel after the defunct of PTMC7, this channel was shut down in winter 2021.
STV Productions (2024 - present)[]
On late June 2021, Sofia the First Channel 4 has been rebranded as Tin học vui, which means "Fun science" in English. Most of the videos from that channel have been removed, the only video left was a clip of VTV1 on May 25, 2005. According to a comment on that video, it was reported that Sofia the First Channel 4 has been defuncted and the management of the channel has been handled over to Hải Tinh Tế, a YouTube channel managed by Hải Vũ. However, Hải Vũ now not own this channel.
On February 9, 2024, nam7ccaothang sell Sofia the First Channel 4 and the licensed of ĐHN SASUKE Division 2 for his friend Inazuma Chibi. Since then, this channel was rebranded as STV Productions. This channel was broadcast some entertainment shows, such as STV SASUKE.