POLA vs TANH Comparison

Polar Power Inc is engaged in designing, manufacturing, and selling DC power generators, renewable energy, and cooling systems for applications in the telecommunications market and, to a lesser extent, in other markets, including military, electric vehicle, marine, and industrial. The company's products include DC generators, backup DC generators, hybrid power systems, Li-Ion battery systems, Marine DC generators, and others. The company's geographical presence is in the United States, Canada, Australia and South Pacific Islands, Asia, Europe and Middle East, United Kingdom, Other North America, South Africa, and others.

Tantech Holdings Ltd manufactures bamboo charcoal-based products. The company, through its subsidiaries, is engaged in the production and distribution of household products along with a trading business, which involves the export of charcoal products. It also manufactures electric double-layer capacitors carbon materials and low-emission barbecue charcoal. Its product portfolio includes air purifiers and humidifiers, underfloor humidity control, pillows and mattresses, wardrobe deodorizers, mousepads, and wrist mats, refrigerator deodorant, and charcoal toilet cleaner disks. The company has two reportable segments: the Consumer Product segment, and the Electric Vehicle (EV) segment.