1, different definitions:

QDII is the acronym for "qualified domestic institutional investor", qualified domestic institutional investor.

Short for qualified foreign institutional investors.

2. Different purposes:

QDII: The direct purpose of establishing this system is to "further open the capital account to create more foreign exchange demand, make the RMB exchange rate more balanced and market-oriented, encourage more domestic enterprises to go abroad, and thus reduce the trade surplus and capital account surplus".

QFII: A transitional system for a country to introduce foreign capital and open its capital market to a limited extent when its currency is not fully convertible and its capital account is not yet open.

3, different object-oriented:

QDII: It is a domestic investor.

QFII: It is aimed at investors from other countries except China.

References:

Baidu encyclopedia: QDII

Baidu Encyclopedia: QFII