Those are not leaks, they are speculations on what China's hypothetical aircraft carriers might be like.Dalian Shipyard
First Gen AC: Varyag 65,000 tons
Second Gen AC: nuclear reactor + ski-jump/steam catapult = mixture between Ulyanovsk/Nimitz 85,000 - 90,000 tons
Jiangnan Shipyard
First Gen AC: China's own Kitty Hawk class carrier 75,000 - 80,000 tons
Second Gen AC: China's own Ford class carrier 100,000 tons
I basically summarized all the leak information from the CD forum.