[citation needed]
For both I guess.
Though the other I guess I can easily search for.
"particular, Chinese regulators are concerned Microsoft could use its patents to gain an edge in the local market. Over 80 percent of Chinese smartphones run Android, which Microsoft claims contains certain technologies on which it holds patents."
"In cases involving less important patents, Microsoft can seek a product ban if the vendor conducted "negotiations not in good faith," according to the ministry. Microsoft's promise on fundamental patents will last indefinitely; the promise on non-fundamental patents for eight years."
Concerns Microsoft and not Nokia.
And I guess it make some sense considering the position Nokias mobile phones where in relative where they were on the patents front.
Also it was something China asked for to accept it. I don't know to what extent they can enforce that but I guess there was a situation of accepting that or not. Not given Chinese companies would just be able to use it for nothing and not risk anything.