Grouping products by country of origin is a bad idea, unless you're concerned about politics or nationalism. The premise is broken from the start. It's a matter of economics, not international borders.
At one time, all the crappy knives sold in America were not Chinese, but American and European. As American and European labor rose in value, those knives could not survive the marketplace using such valuable labor. So production moved elsewhere to places where labor had less value. Japan, Taiwan, China.
China's labor is still quite cheap. However, China's industry is relatively modern and driven by demand in places like the US. As a result, China is able to produce much better goods than they might have fifty years ago, but still at low cost. Technology has leveled the playing field to a large extent. Nowadays, the only reason a crappy knife might come from China is because few people in the West are willing to pay for a very good Chinese knife at a price comparable to a decent American made knife. China's low cost labor is better utilized making lower end goods. Similarly, America's high cost labor is better utilized making pricier goods. With technology closing the gap.
At one time, all the crappy knives sold in America were not Chinese, but American and European. As American and European labor rose in value, those knives could not survive the marketplace using such valuable labor. So production moved elsewhere to places where labor had less value. Japan, Taiwan, China.
China's labor is still quite cheap. However, China's industry is relatively modern and driven by demand in places like the US. As a result, China is able to produce much better goods than they might have fifty years ago, but still at low cost. Technology has leveled the playing field to a large extent. Nowadays, the only reason a crappy knife might come from China is because few people in the West are willing to pay for a very good Chinese knife at a price comparable to a decent American made knife. China's low cost labor is better utilized making lower end goods. Similarly, America's high cost labor is better utilized making pricier goods. With technology closing the gap.