Delegates of the Tianjin team made their presence at the opening ceremony of the event on Saturday. The team, which is composed of 142 members, will take part in the entire 109 contests during the competition. [Photo by Yang Cheng/chinadaily.com.cn]

The participants in the competition range in age from 16 to 58, with an average age of 33.8. 

Among them, there are 25 PhD holders and 546 postgraduates.

During the first round of the contest, the participants did not feel too overwhelmed by the national-level competition.

Wang Peng, a contestant from the port of Qingdao, said: "In the remote control port management contest, all participants demonstrated their best skills, and it was not too difficult for us. This event provides an opportunity for us to improve our skills together."