When it comes to folding bicycles, there’s one name in the game that deserves more credit than any other for putting these compact transportation machines on the map. Dahon has been behind some of the biggest innovations that have turned folding bicycles from quirky newcomers to mainstays of urban transportation. The company has offices in the US, Europe, and China. And it was the third I went to see, hopping a ride to Shenzhen to meet the company – and its maker – face to face.