At No. 3 Beimen Street in Yuxi, a two-story wooden building stands as a quiet survivor of the late Qing Dynasty. The street-facing facade reveals its commercial past. Half-brick lower walls and movable wooden slat windows mark the space where Nie Er’s family once operated a traditional medicine shop. Faint relief carvings still cling to the eaves, offering a glimpse into the craftsmanship of a century ago.

Built by Nie Er’s great-grandfather, the house passed down through generations before the family relocated to Kunming in 1902. Nie Er was born in Kunming a decade later. He returned to this ancestral home in 1927, spending nearly three weeks within these walls. During that stay, the courtyard echoed with the sounds of a young musician leading his classmates in theatrical plays. Today, a lush pepper tree shades the entrance, grounding the property in its domestic roots.

Inside, the rooms recreate the daily life of the Nie family. A simple desk and an oil lamp furnish the restored study, evoking the quiet hours of a young student. Glass cases hold nearly five hundred artifacts, including a 1928 social survey exam paper and a replica of the violin Nie Er used to compose. These personal items connect a provincial upbringing to a legacy of national resonance.

Nie Er’s compositions eventually reached far beyond Yunnan. His most famous work, the "March of the Volunteers," became the national anthem of the People's Republic of China and found its way into the 1944 American film Dragon Seed. Walking through the narrow corridors of the Yuxi residence, visitors encounter the origins of that sweeping melody. The house preserves the intimate, everyday reality of a composer whose music would eventually mobilize a nation.