Shenzhen, ChinaAt the Huaqiangbei Market in Shenzhen, you can build a smartphone from scratch in a couple of hours.
Shenzhen Produces Most of The World’s Consumer Electronics
Spread over several floors and covering hundreds of thousands of square feet, the market is home to vendors selling the parts that make up your standard phone — cameras, motherboards, frames, screens and so on. All you have to do is buy the right bits and know how to put them all together.
And it’s not just smartphones. You can find the parts here for almost any consumer electronics device you can think of, like portable power banks and drones.