One of the schools was identified as the Shanghai Jiaotong University; the other, as the Lanxiang Vocational School, an academic institution in China's Shandong Province with ties to the country's military.
The motive of the attack was coincidentally similar to what the Chinese government is trying to do . Such as sophiscated attack would need large amounts of funding, which may have came from the Chinese government.
The company wrote that “a server at Rackspace was compromised, disabled, and we actively assisted in the investigation of the cyber attack, fully cooperating with all affected parties.”
As the evidence pile up against China, it is not confirmed that China was the culprit behind this. For all we know, this could just be Google's excuse for pulling out of China. The two universities involved in this attack also denied the attack. Inadvertently, this event drags the governments of the two countries into the conflict, as this hack attack might mean that China's military might have been behind this. This does not only affect business opportunities but also increase tensions and suspicions between the two superpowers.