The third is the further development of bilateral symmetric capital account opening and further improvement of the yuan exchange rate formation mechanism. It should be noted that the bilateral opening of a capital account will not necessarily lead to a large outflow of capital and a significant depreciation of the yuan, but will help the yuan to form a reasonable exchange rate and reflect real demand for the yuan. When bilateral capital account opening cannot be fully achieved, preliminary research and implementation of bilateral symmetric capital account opening may be conducted to enrich foreign yuan investment channels and to establish and improve opening channels. local currency with the same access and the same amount as foreign capital to further alleviate unilateral pressure to raise the yuan.