The documentary Hidden Letters held its Beijing premiere on July 28, with a post-screening Q&A session joined by director Feng Du, producer Qin Xiaoyu and protagonists Hu Xin and Wu Simu.

The documentary highlights nyu shu, a traditional syllabic script used exclusively by women in Jiangyong county, Hunan province.

Hu Xin, an inheritor of nyu shu, and Wu Simu, an artist aiming to promote its culture, work with the writing form.

With the connection of the syllabic script, passed down through generations of women, the documentary tells of their life stories of confronting social norms and seeking personal breakthroughs.

Film distribution platform Elemeet organizes themed pre-release screenings to target specific audiences, including female-only screenings and screenings focusing on intangible cultural heritage experiences.

The documentary will hit cinemas nationwide on Aug 31.