Duc Tuan made "Ngày Xưa Hoàng Thị" available on August 9, 2018. Ngày Xưa Hoàng Thị is about six minutes long, preciously at 6:11, making this song fairly long compared to other songs. There is only one song in Đức Tuấn- Hát Tình Ca Phạm Duy, so we believe that "Ngày Xưa Hoàng Thị" is a single. In terms of popularity, Ngày Xưa Hoàng Thị is currently not that popular. Since there is more of a neutral sound being played, this makes the track somewhat danceable.
The tempo marking of Ngày Xưa Hoàng Thị by Duc Tuan is Andante (at a walking pace), since this song has a tempo of 103 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.
F♯ Minor is the music key of this track. This also means that this song has a camelot key of 11A. So, the perfect camelot match for 11A would be either 11A or 10B. While, a low energy boost can consist of either 11B or 12A. For moderate energy boost, you would use 8A and a high energy boost can either be 1A or 6A. However, if you are looking for a low energy drop, finding a song with a camelot key of 10A would be a great choice. Where 2A would give you a moderate drop, and 9A or 4A would be a high energy drop. Lastly, 2B allows you to change the mood.