Usage patterns
展示会を開催するto hold an exhibition
We plan to hold an exhibition of new products next month.
展示会に出展するto exhibit (a product/work) at an exhibition
Our company is also exhibiting at this year's show.
展示会に行くto go to an exhibition
I went to a photo exhibition with a friend.
〈場所〉で展示会が開かれるan exhibition is held at 〈place〉
The exhibition will be held at Tokyo Big Sight.