1、双百方针

the policy of “let a hundred flowers blossom and a hundred schools of thought contend”

2、三乱

indiscriminate fines，charges and assessments

3、第一、二、三产业

the primary industry，the secondary industry and tertiary industry

4、工业三废

industrial waste gas，waste water and waste solid matters

5、直接三通

three direct links between Taiwan and the mainland：direct cross-Strait trade，air and shipping， and postal services