When I first started out, I looked
link back at 200 years of watch history and asked myself, 'Is there anything that has never been invented?' Zhang says. "What I found was that nearly every watch had one, two, or three hands. In most of today's watches, when the hour hand rotates 30 degrees, the minutes hand rotates 360 degrees, but in our watch, when
link the inner
link globe hand rotates 30 degrees, the mini hand rotates 390 degrees."