Answer :
Answer:
China need to implemented the open door policy
Explanation:
The open door policy allowed the foreign countries to trade in china without having to pay any tariffs. This was extremely beneficial for the foreign companies since the resources price in china was significantly cheaper compared to their countries.
The open door policy lasted for around 50 years. Eventually, the Chinese government believed that they got the shorter end of the stick with this policy and decided to eliminate this policy. China's economy started to gradually improved after the policy ended.