After leaving the customer's house, the three bought mineral water and swallowed it almost with one gulp. In the peak season of installing air conditioners, they may assemble seven or eight new machines in one day. Once they didn’t finish their work until 2 am the next day! Even in the winter, they will work without a single halt.

The busy work doesn't allow regular meals for them. They always have meals between jobs and then return to work quickly. Yang said they rarely have rest time for the whole year. After working for one day, they would come back home very late, and then return to work before half past seven the next day. He doesn't complain about the hardship of this job. (Translated by Shi Yali, Fathom Language Limited)