Facing this dilemma, some mainland scholars suggest tapping in on the supply of overseas Chinese. Since Tiananmen, a large number of people have remained overseas, and there are also between 40,000 and 50,000 overseas students. After gaining the right of residence in foreign countries, many of them frequently enter and exit mainland China. They are a ready-made database for "observing the climate on the mainland."
針對這個困境，有大陸學者建議，自「六四」之後有一大批人留在國外，加上四、五萬名求學在外的留學生，在取得居留權後，經常來往大陸，他們都是現成「探測大陸氣候」的資源庫。