What Took China So Long to Master Ballpoint Pens? Despite making almost 40 billion ballpoint pens a year, until recently China was struggling to manufacture one component domestically. Facebook Prev Article Next Article Engineering Checkout these cool gadgets... Related Posts Road signs suck. What if we got rid of them all? Is Sundrop Farms the Future of Agriculture? HydroBee – Your Personal Hydroelectric Generator Largest Ever Science Project Is Being Build – Nuclear Fusion Reactor Modular Sprite drone is shaped like a thermos for better portability How Was this Incredible Stadium Constructed?