LIST OF SUBSIDIARIES
Published on April 2, 2018
Exhibit 21
List of Subsidiaries
QS Energy Pool, Inc., a California corporation
STWA Asia Pte. Limited, a Singapore private limited company
Annual report pursuant to Section 13 and 15(d)
April 2, 2018
Published on April 2, 2018
Exhibit 21
List of Subsidiaries
QS Energy Pool, Inc., a California corporation
STWA Asia Pte. Limited, a Singapore private limited company