To ensure that filming would go well, the cast trained in wushu, wirework, horseback and other physical activities prior to filming.
On May 26, it hit 1 billion views less than a month after premiere.
Adapted from the novel "Listening Snow Tower" by Cang Yue.
The action choreography used in the production is grounded in traditional Chinese martial arts with influences of Chinese calligraphy.
Episode count was changed from 60 to 56 in the records filed with NRTA (formerly SARFT).