Ekeo's customer transfer is new and relatively high-end. It may be better to organize cocktail parties, business trips, company friends' dinners, and friends introduce each other.

MaiQuan was released last year, and it is quite active, a bit like watercress. The interface experience is not bad, but the activity of the circle may be a little worse;

Or the most primitive is WeChat. If there are not many people in the organization, just two or three people, build a group with WeChat and post the location.