1, bar/pressure connector

2, circular connectors

3, rectangle/heavy duty connector

4, RF coaxial connectors

5, PCB/printed circuit board connector

6, wire to wire connectors

7, FFC/FPC/film cable connector

8, flat cable connectors

9, computer connector

10, video/audio signal connector

11, cell phone connector

12, power connector

13, high voltage connectors

14, automotive connectors

15, air connectors

16, for high speed signal link

17, fiber optic connector

18, for microwave links

19, waterproof connectors

20, high temperature resistant connectors