Smart Prototyping, also known as NOA Labs, is a PCB fabricator and EMS located in Hong Kong and Shenzhen. Like many of their competitors, they provide a market place for the sales of open source hardware developed in-house and sold under the Zio and Qwiic brand names. While it has absolutely nothing to do with manufacturing, I was very happy to see that they actually published the design files and specs for their open source hardware on the Zio Github page.

As another relatively low cost fabricator, Smart Prototyping came in at $9.90 for 10 boards, 0.99USD per unit. This is the same per unit ball park as Shenzhen2U and ALLPCB. However, they charge a whopping $28.79 for [...]