BRIEF-Vietnam's Vingroup says Q1 net profit drops 54 pct y/y
* Says Q1 net profit drops 54 percent y/y to 593 billion dong ($26.1 million) Further company coverage:
Feb 6 Greentown China Holdings Ltd
* For one month ended 31 January 2017, Greentown Group recorded total contracted sales of approximately rmb5.5 billion
* As at 31 January 2017, in addition to contracted sales, Greentown Group recorded subscription sales of rmb3.3 billion Source text (bit.ly/2la8ms) Further company coverage:
SAN FRANCISCO, April 28 Amazon.com Inc's ventures far beyond online retail, from cloud computing to movie making, are raising questions among corporate strategy experts about its focus.