However, after Deng Xiaoping's "southern tour" in 1992, the mainland opened up its domestic market and its service industries; Taiwanese enterprises consequently diversified and broadened their areas of operation, so that making a similar calculation based on investment data for 1992 would be much more difficult.
九二年鄧小平南巡，大陸內銷及服務業市場開放，台商投資多元化、觸角也更廣後，要再做同樣的推估，就困難多了。