Manufacturer acknowledges that these factors are not perfectly predictive, but defends their trustworthiness. The information, she says, arrived from the longstanding research executed through the Bureau of Labor Figures that surveyed a group of men and women representative of the overall population and “very responsible steps�?were made use of. https://liantong.com.tw/%e6%83%b3%e7%9f%a5%e9%81%93%e5%a6%82%e4%bd%95%e7%94%b3%e8%ab%8b%e6%a1%83%e5%9c%92%e6%88%bf%e5%b1%8b%e8%b2%b8%e6%ac%be%e5%97%8e/