** Shares of Unisound AI Technology 9678.HK jump 29.7% to HK$285, mark their biggest intraday pct gain since debut on June 30, 2025

** Stock of Unisound, an artificial intelligence $(AI)$ voice technology development and application group, hits its highest point since January 16, and is set for second consecutive session of gains

** Stock is top pct gainer in Hang Seng Composite Index, which tracks information technology stocks .HSCIIT and is up 1.3%

** The China-based company expects its total revenue from large model related business in 2025 to jump 1,057%-1,095% y/y to 600 million-620 million yuan ($86.35 million-$89.22 million) as customer recognition of its products improved and pace of commercialization accelerated

** Revenue from large model-related business is expected to account for 48%-53% of the company's total revenue - Co

** Company expects its total revenue for 2025 to rise 26%-32% y/y to 1.18 billion-1.24 billion yuan

** YTD, stock down 32.6%, while Hang Seng Tech Index .HSTECH up 5%

($1 = 6.9488 Chinese yuan)

(Reporting by Donny Kwok)

((donny.kwok@thomsonreuters.com))