Nothing new was revealed...
First video: They talked about the world car and the world engine, how it was based on the Lancer Fortis. They said it was 281 HP and does the sprint to 60 in 5 seconds. It's max speed is limited to 250 km/h or 155 mph.
Second video: They talked a little about the SST, how it was purpusely built with a small footprint to reduce weight. It's principally the same as VW's DSG but a newer generation. The GSR will cost 375,000 RMB ($50K) when released in China.