It is reflected in the expansion of the total import and export volume, the improvement of external dependence, the increase of foreign exchange reserves and the relatively large proportion of processing trade.

1, the total import and export volume expanded, and the dependence on foreign countries increased. China is a big foreign trade country, with total import and export accounting for nearly 70% of GDP.

2. Increase in foreign exchange reserves China's foreign exchange reserves have increased year by year, which is the result of perennial trade surplus.

3. Processing trade accounts for a large proportion, which is the main battlefield for China to attract foreign investment and open to the outside world. It can be seen that foreign-funded enterprises are the main body of China's processing trade.