eMMC module for rockpi, radxa, etc...
download Gerber and make it. The profile is 4 layer boards with 0.8mm thickness. use JLC04081H-3313(free) stacks.
the B2B connector is GB042-34P-H10-E3000 and GB042-34S-H10-E3000, one is ¥2.40 and the other is ¥1.80 at taobao.com.