December 3–5th 2012, the First Urban Mine Expo was held in Beijing international conference center, this Expo was under the theme of exploring urban mine and developing circular economy, to show the new achievement of the industrialization of renewable resources to the public. It focused on the green and low-carbon development of region and enterprises, as well as development achievements of cyclic economy in important fields. With various supportive activities such as forum，seminar, match-up talks and inspecting, the exposition promoted exchanging of ideas, technology popularization and business cooperation.
    In this Expo, GEM showed the green recycling chains of used batteries recycling, rare and precious metals recycling, E-waste recycling, and discarded automobiles recycling. During the exhibition, the industry counterparts and visitors showed great interest in GEM’s booth, they stopped by watching and consulting, and showed great support on the standard green processing technology of GEM. 

Picture 1. GEM’s Pavilion 

Picture 2. The leaders in the industry visited GEM’s booth