A long time ago In a galaxy far, far away both parties (for the most part) favored MFN for China:
>>>Support from Gingrich
House Speaker Newt Gingrich welcomed Clinton's recommendation for renewing MFN status for China, and vowed to work in a bipartisan manner to ensure that China receives it from Congress. . . .
The lawmakers told Clinton, "We welcome the determination you made today to recommend the renewal of MFN trade status for China, and we pledge to work with you in a bipartisan manner to preserve our longstanding policy of commercial and diplomatic engagement with the Chinese.<<<