How much influence does Japanese have on China's economy?

The economic relationship between China and Japan is very close, which can be said to be intertwined and influenced each other. Many Japanese high-tech technologies and products are exported to China, such as electronic products, auto parts, camera equipment and so on. The trade volume between China and China is very large, and many products have been exported to Japan. If the Japanese economy is depressed and the demand drops, China's foreign trade will be greatly affected, thus affecting the overall economic goal.