Net income for semiconductor testing firm Trio-Tech International declined by 79 percent in the second quarter when compared with the previous year, the company announced. The Van Nuys-based manufacturer reported income of $165,000, or $0.05 per diluted share, on revenues of $5.7 million for the quarter ending Dec. 31. For the same period in 2006, the company reported income of $799,000, or $0.25 per diluted share, on revenues of $5.3 million. For the first half of its fiscal year, the company reported net income of $916,000, or $0.28 per diluted share, on revenues of $25 million. That is a drop of 41 percent from the net income of $1.6 million, or $0.48 per diluted share, on revenues of $24 million for the first six months of the 2007 fiscal year. Demand for its testing services continued to grow in Asia in the second quarter and the company is committed to expanding its presence in Chine where it opened a facility a year ago, said CEO S.W. Yong.