Why they are repeating 'Lift, pull, hold, press'

<p style="text-align:center"><img src="https://imedia-peoplesdaily.pdnews.cn/up/cms/www/201811/10150555yv4z.png" title="QQ图片20180514192842.png" alt="QQ图片20180514192842.png" style="padding: 0px; margin: 0px; list-style: none; border: 0px none; display: inline-block;"/></p><p style="text-align: left;"><span style="color: rgb(127, 127, 127);">Screenshot of the video</span></p><p style="text-align: left;">A video released by the Weibo account named Jiangxixiaofang has become an internet hit among Chinese netizens.</p><p style="text-align: left;">Imitating the scenes in the Three Kingdoms period, the video tells the story about a general giving a code word to his subordinate, which contains“Lift, pull, hold, press.”</p><p style="text-align: left;">This code is an easy way to remember how to use a fire extinguisher.</p>