"China money is attractive for everyone, but I love my football at the highest level more," Mourinho told Sky Sports. "Too young, 53, too young, too many years of football to go to a place like China.
"I want to stay in the most difficult place to win, so I'm in the right place."
Mourinho said he wanted to stay on at United beyond his three-year contract, though he added that the board had not offered him an extended deal yet.
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"They are being super supportive with me, and always gave me the feeling that three years is not the time I am going to stay here, I always had the feeling that I am going to stay for more time," he said.
"I'm loving my job at Manchester United, and they know that if one day they bring the contract, I will sign it. I don't even need my advisers, I'll sign because I am loving it."
United, who are sixth in the league, 13 points behind leaders Chelsea, host Sunderland on Monday.
($1 = 0.8089 pounds)
(Reporting by Shravanth Vijayakumar in Bengaluru; Editing by Peter Rutherford)
