Sammi Cheng (鄭秀文) is a fitness lover and uploads her photos and video clips online at times. As her makeup remains perfect after the workout, she decided to share her secret on Instagram on 8th April: “Ladies, which eyeliner is the best when training? Actually, everyone is different…… #eyeliner #suggest you to use an eyeliner which is used up”

Source: https://ol.mingpao.com/ldy/showbiz/latest/20200409/1586418881377/%e3%80%90%e6%9c%89%e7%89%87%e7%9d%87%e3%80%91%e9%84%ad%e7%a7%80%e6%96%87%e5%8c%96%e8%ba%abkol-ig%e7%94%ab%e7%89%87%e6%95%99%e4%ba%ba%e7%95%ab%e8%b6%85%e9%98%b2%e6%b0%b4%e7%9c%bc%e7%b7%9a