The world’s tallest bridge, China’s Huajiang Grand Canyon Bridge, underwent the final stage of its static load test on August 25, with 96 test trucks loading onto the bridge. | Qu Honglun/China News Service/VCG via Getty Images America has a hard time building stuff. Roads. Trains. Light rail. Bridges. Housing. Everything takes seemingly forever, if it even happens at all.  Meanwhile, there’s China. A country that builds much faster — high-speed trains, solar panels, electric cars, bridges, ports, drones — all churned out at breakneck speed. Why can China do this, and why does it see...

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