An aerial drone photo taken on Feb. 20, 2026 shows a cultural block in Fengnan District, Tangshan of north China's Hebei Province. (Xinhua/Yang Shiyao)

A drone photo taken on Feb. 20, 2026 shows a molten iron fireworks show at a cultural block in Fengnan District, Tangshan City of north China's Hebei Province. (Xinhua/Yang Shiyao)

Tourists are pictured at a cultural block in Fengnan District, Tangshan of north China's Hebei Province, Feb. 20, 2026. (Xinhua/Yang Shiyao)

An aerial drone photo taken on Feb. 20, 2026 shows a molten iron fireworks show at a cultural block in Fengnan District, Tangshan City of north China's Hebei Province. (Xinhua/Yang Shiyao)

An aerial drone photo taken on Feb. 20, 2026 shows a molten iron fireworks show at a cultural block in Fengnan District, Tangshan of north China's Hebei Province. (Xinhua/Yang Shiyao)

A drone photo taken on Feb. 20, 2026 shows a molten iron fireworks show at a cultural block in Fengnan District, Tangshan of north China's Hebei Province. (Xinhua/Yang Shiyao)