BRIEF-Best Inc files for U.S. IPO of $750 mln of ADSs
* Best Inc says alibaba investment limited owns 23.4 percent of ordinary shares prior to the offering
LONDON May 27 British Airways said on Saturday there was no evidence that a global breakdown of its IT systems had been caused by a cyber attack.
The airline cancelled all its flights from London's two main airports until Saturday evening after a global computer system outage caused massive delays and left planes stuck on runways. (Editing by David Clarke)
* Takeda and Seattle Genetics announce positive results from phase 3 ECHELON-1 clinical trial evaluating Adcetris in frontline advanced hodgkin lymphoma
* Supervalu inc - rob woseth, executive vice president, chief strategy officer, will assume additional position of interim chief financial officer