At present I face a technical problem and need to help solve it, as our company just bought some parts from http://www.hkin.com
but i don't know how to diy the circuit . i wonder that Solder disc, wire, overhole , Spacing requirement. please kindly advise it. Many thanks!
No response has been received for a long time, how are you?
Would you please let us know if the problem has been solved. http://www.hkin.com is a recommend platform, it can help you to find the onboard adapters and electronic
accessories, so on...We've been using this platform all the time, very useful. To share our good experience with you 
We have a platform http://www.hkin.com to buy multiple electronic products as a buyer for our company.
We use this platform for more years, and most of the products we needed can be found.
maybe it can also be helpful for your needed if you need to buy the relevant motherboard.
maybe you can try to use
Ordinary desktop computer cannot directly use SAS hard disk, SATA interface standard is one of the SAS interface standard is standard, so the SAS interface and SATA interface is fully compatible with SAS controller can directly manipulate SATA hard disk, and SATA hard disk can be used directly in the SAS environment;
To use in common interface on the computer desktop computer SAS hard disk, can be done using SAS expansion card.
