https://blog.wongcw.com/2021/03/04/trendforce%ef%bc%9a%e9%87%8f%e5%a2%9e%e5%83%b9%e8%b7%8c%e8%b5%b0%e5%8b%a2%e6%8c%81%e7%ba%8c2020%e5%b9%b4%e7%ac%ac%e5%9b%9b%e5%ad%a3dram%e7%b8%bd%e7%94%a2%e5%80%bc%e5%83%85%e5%a2%9e1-1/