0001214659-19-001058 SC 13G/A 1 20190213 20190212 12 Retech Corp 0001627611 7371 383954047 NV 1231 SC 13G/A 34 005-90764 19592491 10785 W. TWAIN AVE., SUITE 210 LAS VEGAS NV 89135 852-6072-0269 10785 W. TWAIN AVE., SUITE 210 LAS VEGAS NV 89135 Devago, Inc. 20141210 Kaminskaia Lyudmila G 0001764226 SC 13G/A 8375 117TH STREET, #5D RICHMOND HILL NY 11418 SC 13G/A 1 j212198sc13ga1.htm AMENDMENT NO. 1