How did Nixon and Reagan differ in the cold war?

Nixon was more of a visionary, seeing China's potential, not to help communism, but to further his own country's power, but also separate even more the already tense Sino-Soviet Relations, Reagan, was a hardline anti-communist, and saw to put immense pressure on the gorbachev administration, with the reformist gorbachev and his "Perestroika" and "Glastnost" ideals, saw the Soviet Union incapable to survive the multiple revolutions, and the reforms which led to Reagan's famous Words "Mr. Gorbachev, tear down this wall!" Reagan at the fall of the berlin war ceremony, Reagan saw communism as a threat to be erased but Nixon saw it as a way to further his own country's aims at dealing a decisive blow at the soviet sphere of influence, but also seize the potential hidden in the massive chinese labour force, you could saw Nixon is the reason you see made in china in 99% of the products in the United States.