How long should it take by running from 1F to 9F? The fastest record in iST is 35 seconds! iSTers held a stairs climbing competition to remind people of saving energy and reducing carbon emissions. There were total 115 iSTers…
Following the tradition on previous Earth day, April 22, 2014, iST HQ held a stairs climbing competition to remind people of saving energy and reducing carbon emissions. There were total more than a quarter of employees in iST HQ to…