* HK->Shanghai Connect daily quota used 4.8%, Shanghai->HK
quota used 0.4%
* HSI +0.1%, HSCE -0.3%, CSI300 -0.2%
* FTSE China A50 +0.1%
SHANGHAI, Nov 17 (Reuters) - Hong Kong stocks ended
marginally higher on Tuesday, with gains by shares of energy
firms on positive developments around a second possible
coronavirus vaccine offseting losses by tech players due to
fears of an escalation in Sino-U.S. tensions.
** At the close of trade, the Hang Seng index was up
33.42 points or 0.13% at 26,415.09. The Hang Seng China
Enterprises index fell 0.27% to 10,550.2.
** The top gainer on the Hang Seng was CK Hutchison Holdings
Ltd, which gained 5.17%, while the biggest loser was
Xiaomi Corp, which fell 4.37%.
** Energy shares led the gains, with the Hang Seng energy
index closing up 2%.
** Oil prices edged up on expectations OPEC and its allies
will extend oil production cuts for at least three months, while
sentiment was bolstered after Moderna Inc said on
Monday its experimental vaccine is 94.5% effective in preventing
COVID-19 based on interim data from a late-stage trial, becoming
the second U.S. drugmaker to report results exceeding
** The Hang Seng tech index dropped 1.8%.
** There were concerns that U.S. President Donald Trump
could take further unfriendly measures against China, which
could weigh on the market for the short term, KGI Securities
said in a report.
** A top Chinese securities regulator said he hopes
Sino-U.S. relations will be much improved under a Biden
** Under the Trump administration, U.S.-China ties are at
their worst in decades over disputes ranging from technology and
trade to Hong Kong and the coronavirus.
** Around the region, MSCI's Asia ex-Japan stock index
was firmer by 1.27%, while Japan's Nikkei index
closed up 0.42%.
** The yuan was quoted at 6.5646 per U.S. dollar
at 0809 GMT, 0.27% firmer than the previous close of 6.5827.
** At close, China's A-shares were trading at a premium of
40.26% over Hong Kong-listed H-shares.
(Reporting by the Shanghai Newsroom; Editing by Rashmi Aich)