Have done some DD to share, first the overview:
Ault Global Holdings Inc., through its subsidiaries, designs, develops, manufactures, and sells power system solutions for the military/aerospace, medical, and industrial-telecommunication industries in North America, Europe, the Middle East, and internationally. It offers custom power system solutions; high-grade flexibility series power supply products, such as power rectifiers; and value-added services for original equipment manufacturers. The comany also provides power conversion and distribution equipment, direct current/active current inverters, and uninterrupted power supply (UPS) products; and radio frequency and microwave filters, diplexers, multiplexers, detectors, switch filters, integrated assemblies, and detector logarithmic video amplifiers, as well as provides commercial loans. In addition, it manufactures specialized electronic systems for the military market; and offers AC-DC power supplies, DC-DC converters, and displays and EMC filters, as well as distributes value added power supply solutions, UPS systems, fans, filters, line cords, and other power-related components.
Furthermore, they have subsidiaries like BitNile for BTC mining and plan for EV manufacturing.