We have also held GCFF with particular topics in cities such as Dalian, Shenzhen and Calgary.

我们还曾经在大连，深圳，卡尔加里等地办过具有特定主题的GCFF展会。

youdao

We have also held GCFF with particular topics in cities such as Dalian, Shenzhen and Calgary.

我们还曾经在大连，深圳，卡尔加里等地办过具有特定主题的GCFF展会。

youdao