** Shares of Tenent 0700.HK jump as much as 7.8% to HK$512, their highest levels since July 2021, and on course for a second session of gains

** Stock is top pct gainer in the Hang Seng Tech Index .HSTECH, which climbs 0.4%

** Tencent said on Sunday its Weixin messaging app has launched beta testing with DeepSeek as firms race to link up with China's rising artificial intelligence start-up

** "The testing of DeepSeek-R1 in Wexin Search is an important milestone for Tencent in becoming an AI super app/agent in future, thanks to a huge user base, daily time spent and usage frequencies vs other apps," said Jefferies, keeping "buy" rating on Tencent

** Hang Seng China Enterprises Index .HSCE rises 0.6% and Hang Seng Index .HSI gains 0.5%

** Tencent stock rose 42% last year

(Reporting by Donny Kwok)

((donny.kwok@thomsonreuters.com))