Now, thanks to Hikvision, one of these — the world-famous Lanxi Bridge — is safer than ever before. Built at the end of the 16 th century, the Lanxi Bridge is the largest single-span ancient ...

Built at the end of the 16 th century, the Lanxi Bridge is the largest single-span ancient covered bridge in China. Like the others, Lanxi Bridge is constructed with zero nails or steel, using ...