* KOSPI falls, foreigners net buyers

* Korean won strengthens against dollar

* South Korea benchmark bond yield rises

* For the midday report, please click

SEOUL, July 5 (Reuters) - Round-up of South Korean financial markets:

** South Korean shares fell for a second day on Wednesday on China's downbeat data and caution ahead of U.S. Federal Reserve's meeting minutes due later in the day. The won strengthened, while the benchmark bond yield rose.

** The benchmark KOSPI ended down 14.31 points, or 0.55%, at 2,579.00, extending its 0.35% fall the day before.

** China's services activity expanded at the slowest pace in five months in June, a private-sector survey showed, as weakening demand weighed on post-pandemic recovery momentum.

** "It weighed on the market of high profit-booking pressure," said Seo Sang-young, an analyst at Mirae Asset Securities.

** Chipmaker Samsung Electronics fell 1.37% and peer SK Hynix lost 1.02%, and battery maker LG Energy Solution declined 0.35%.

** Most other index heavyweights fell but biopharmaceutical stocks. Celltrion rose 1.80% after a decision to acquire 50 billion won ($38.50 million) worth of its own shares, while Samsung Biologics gained 1.21%.

** The Korea Exchange Bank Equity Index dropped 1.08% after the country's financial regulator said it would lower barriers in the sector to stimulate competition.

** HYBE dropped 1.92% on media reports that it was under investigation, along with other K-Pop management firms, for any potential violation of subcontracting rules. SM Entertainment fell 1.01%, but YG Entertainment rose 1.61%.

** Of the total 934 issues traded, 247 shares rose.

** Foreigners were net buyers of shares worth 124.4 billion won ($95.79 million).

** The won ended onshore trade at 1,298.6 per dollar, 0.22% higher than its previous close.

** In money and debt markets, September futures on three-year treasury bonds fell 0.05 point to 103.82.

** The most liquid three-year Korean treasury bond yield rose by 1.3 basis points to 3.632%, while the benchmark 10-year yield rose by 4.1 basis points to 3.662%. ($1 = 1,298.6400 won) (Reporting by Jihoon Lee; Editing by Nivedita Bhattacharjee)