Tongling

Tongling is what a city looks like when it refuses to stop at the ore body. The Anhui city on the Yangtze had 1.302 million permanent residents at the end of 2024, far above the stale 402,062 GeoNames district figure. Everyone knows the old label of a copper city. The more important fact is that Tongling is trying to turn one mineral endowment into an industrial web that can outlive simple extraction.

Official 2024 statistics put Tongling's GDP at ¥132.55 billion, with industry contributing 47.8% of output. The city science bureau says Tongling had 489 high-tech enterprises at the start of 2024, more than 140 of them in new materials, and 8 of its 13 listed companies were in that field. This is path dependence used offensively. Copper built the first smelters, engineers, and supplier base. The city is now using that inherited skill stack to expand into copper-based new materials, chemical materials, semiconductor materials, and other higher-value fabrication.

Tongling Nonferrous is the clearest scale marker. Recent reporting says the group posted ¥145.53 billion of revenue in 2024, and its new green intelligent copper-based materials project adds 500,000 tons of high-end copper materials a year. Once a city can smelt, roll, and engineer at that scale, each new supplier, lab, and specialist makes the cluster more attractive to the next one. That is a positive feedback loop, not simple resource dependence.

The biological parallel is a spider. The value is not one thread of copper extraction but the web built around it. Tongling keeps anchoring more strands to the same historical node until the industrial network itself becomes the moat. If the city had stopped at mining, depletion and commodity swings would have hollowed it out. By weaving new materials onto the old copper frame, it keeps building a harder-to-replace habitat.