Stock Trading History of Yong S W

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Yong S W since year 2005. The trader's CIK number is 1247602. At the time of this reporting, Yong S W is the Chief Executive Officer of Trio Tech International (stock ticker symbol TRT).

Stock purchases, sales, and option exercises reported by *Yong S W* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2006-11-20	TRT	Trio Tech International	Sale	6,000	15.72	94,350
2006-10-11	TRT	Trio Tech International	Sale	6,000	13.42	80,500
2006-10-09	TRT	Trio Tech International	Sale	13,000	13.82	179,725
2006-10-06	TRT	Trio Tech International	Sale	9,000	12.95	116,575
2006-10-02	TRT	Trio Tech International	Sale	857	12.35	10,583
2006-09-28	TRT	Trio Tech International	Sale	2,000	11.08	22,160
2006-09-28	TRT	Trio Tech International	Sale	1,000	12.50	12,500
2006-01-04	TRT	Trio Tech International	Option Exercise	50,000	3.16	157,800
2005-10-18	TRT	Trio Tech International	Purchase	15,000	5.40	81,000

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Yong S W (Chief Executive Officer of Trio Tech International at the time of this reporting) see the Securities and Exchange Commission (SEC) website.