2.	Accounting Software (36)

3.	Air Pollution Control (20)

4.	Analytical Instrument (4)

5.	Calibration Service (17)

6.	Computer (253)

7.	Cad Computer (9)

8.	Computer Furniture (5)

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11.	Multimedia Computer (11)

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15.	Computer Training (8)

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17.	Computer Kit (1)

18.	Computer Programming Consultant (22)

19.	Computer Related (82)

20.	Computer Software Development (266)

21.	Computer Systems Integration Consultants (106)

22.	Computer Software Dealer (34)

23.	Computer Information Services (9)

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25.	Computer Hardware Agent (12)

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27.	Control Systems (78)

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34.	Pollution Control Equipment (4)

35.	Global Positioning System (7)

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37.	Identification Equipment & Supplies (4)

38.	Infra-red Equipment

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41.	IT Products (129)

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43.	Laser (23)

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45.	Multimedia Production (23)

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48.	Music Software (2)

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50.

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51.	Educational Program (43)

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55.	Sound Recording Service (15)