Robuta

https://hackaday.com/2019/03/25/hacker-abroad-cellphone-repair-in-huaqiangbei-and-a-huge-meetup-at-seeed/
Shenzhen, China is the home of the legendary electronics markets of Huaqiangbei. Friday was my first full day in the city, having spent the previous three days...
cellphone repairhackerabroadhuaqiangbeihuge
https://www.cnx-software.com/2013/09/09/free-shenzhen-map-to-shop-for-electronics-in-huaqiangbei/
Huaqiangbei is the place in Shenzhen, China, to shop for electronics components and devices. There are several multi-story buildings with lots of
freeshenzhenmapshopelectronics