
Ao Xinghua and his brother Ao Xingqiang pour molten copper into a mould at Ao's family workshop in Buhe Town of Jingzhou City, central China's Hubei Province, June 17, 2025.

This file photo taken in 2015 shows a part of a lead-tin engraving artwork made by Ao Xinghua.

Ao Xinghua inlays turquoise into the handguard of a sword at Ao's family workshop in Buhe Town of Jingzhou City, central China's Hubei Province, June 16, 2025.

Ao Xinghua wipes a finished lead-tin engraving artwork at Ao's family workshop in Buhe Town of Jingzhou City, central China's Hubei Province, June 24, 2025.