"After filing this Post-Effective Amendment No. 1, and upon the effectiveness of the Company’s Form 25 on April 10, 2019 that was filed with the SEC on January 10, 2019, the Company intends to file a Form 15 to notify the SEC of the suspension of the Company’s registration pursuant to Section 15(d) of the Securities Exchange Act of 1934."
https://www.sec.gov/Archives/edgar/data/1399855/000165495419003616/nauh_s8pos.htm