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Organization and nature of business (Tables) | 12 Months Ended
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Dec. 31, 2021
Organization and nature of business |
Schedule of details of subsidiaries of Company and principal business activities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Date of |  | Place of |  | % of |  | Principal
Name of Entity | ​ | Incorporation | ​ | Incorporation | ​ | Ownership | ​ | Activities
Tantech Holdings Ltd (“Tantech” or “Tantech BVI”) | ​ | November 9, 2010 | ​ | BVI | ​ | Parent | ​ | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
USCNHK Group Limited (“USCNHK”) |  | October 17, 2008 |  | Hong Kong |  | 100% by the Parent |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
EAG International Vantage Capitals Limited (“Euroasia”) |  | April 27, 2015 |  | Hong Kong |  | 100% by the Parent |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Tantech Holdings (Lishui) Co. Ltd. (“Lishui Tantech”) |  | April 7, 2016 |  | Lishui, Zhejiang Province, China |  | 100% by USCNHK |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Euroasia New Energy Automotive (Jiangsu) Co. Ltd. (“Euroasia New Energy”) |  | October 24, 2017 |  | Zhangjia Gang, Jiangsu Province, China |  | 100% by Euroasia |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Shanghai Jiamu Investment Management Co., Ltd (“Jiamu”) |  | July 14, 2015 |  | Shanghai, China |  | 100% by Euroasia |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Hangzhou Wangbo Investment Management Co., Ltd (“Wangbo”) |  | February 2, 2016 |  | Hangzhou, Zhejiang Province, China |  | 100% by Jiamu |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Hangzhou Jiyi Investment Management Co., Ltd (“Jiyi”) |  | February 2, 2016 |  | Hangzhou, Zhejiang Province, China |  | 100% by Jiamu |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Shangchi Automobile Co., Ltd. (“Shangchi Automobile”) |  | Acquired on July 12, 2017 |  | Zhangjia Gang, Jiangsu Province, China |  | 51% by Wangbo and 19% by Jiyi |  | Manufacturing and sale of specialty electric and non-electric vehicles and power batteries
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Shenzhen Yimao New Energy Sales Co., Ltd. (“Shenzhen Yimao”) |  | November 13, 2018 |  | Shenzhen, Guangdong Province, China |  | 100% by Shangchi Automobile |  | Electric vehicles sales
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Lishui Xincai Industrial Co., Ltd. (“Lishui Xincai”) |  | December 14, 2017 |  | Lishui, Zhejiang Province, China |  | 100% by Lishui Tantech |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Zhejiang Tantech Bamboo Charcoal Co., Ltd. (“Tantech Charcoal”) |  | September 5, 2002 |  | Lishui, Zhejiang Province, China |  | 100% by Lishui Xincai |  | Manufacturing, selling and trading various products made from bamboo and charcoal
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Lishui Jikang Energy Technology Co., Ltd. (“Jikang Energy”) |  | January 2, 2020 |  | Lishui, Zhejiang Province, China |  | 100% by Lishui Xincai |  | Holding Company
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Hangzhou Tanbo Tech Co., Ltd. (“Tanbo Tech”) |  | December 8, 2015 |  | Hangzhou, Zhejiang Province, China |  | 100% by Lishui Xincai |  | Exploring business opportunities outside Lishui area
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Zhejiang Tantech Bamboo Technology Co., Ltd. (“Tantech Bamboo”) |  | December 31, 2005 |  | Lishui, Zhejiang Province, China |  | 100% by Jikang Energy |  | Manufacturing and sale of various products made from bamboo
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Zhejiang Shangchi New Energy Automobile Co., Ltd. (“Zhejiang Shangchi”) |  | November 12, 2020 |  | Lishui, Zhejiang Province, China |  | 100% by Lishui Tantech |  | Sales of automobiles
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Lishui Smart New Energy Automobile Co., Ltd. (“Lishui Smart”) |  | November 16, 2020 |  | Lishui, Zhejiang Province, China |  | 100% by Lishui Tantech |  | Research, development and manufacturing new energy automobiles
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Gangyu Trading (Jiangsu) Co., Ltd. (“Gangyu Trading”) | ​ | August 10, 2021 | ​ | Zhangjiagang Jiangsu Province, China | ​ | 100% by Euroasia New Energy | ​ | Marketing and selling electric vehicles
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Shangchi (Zhejiang) Intelligent Equipment Co., Ltd. (“Shangchi Intelligent Equipment”) | ​ | August 26, 2021 | ​ | Pinghu Zhejiang Province, China | ​ | 100% by Euroasia | ​ | Manufacturing and sales company focusing on new energy vehicles
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Shanghai Wangju Industrial Group Co., Ltd. (“Shanghai Wangju”) | ​ | September 23, 2021 | ​ | Shanghai, China | ​ | 100% by Jiamu | ​ | Investing in the factoring industry
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Eurasia Holdings (Zhejiang) Co., Ltd. (“Eurasia Holdings”) | ​ | July 15, 2021 | ​ | Hangzhou Zhejiang province, China | ​ | 100% by Euroasia | ​ | Marketing and selling electric vehicles
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Hangzhou Eurasia Supply Chain Co., Ltd. (“Eurasia Supply”) | ​ | August 4 2021 | ​ | Hangzhou Zhejiang province, China | ​ | 100% by Eurasia Holdings | ​ | Supply chain business
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Zhejiang Shangchi Medical Equipment Co., Ltd. (“Shangchi Medical”) | ​ | November 13, 2021 | ​ | Pinghu Zhejiang Province, China | ​ | 100% by Shangchi Intelligent Equipment | ​ | Manufacturing and sales company focusing on new energy vehicles
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Shenzhen Shangdong Trading Co., Ltd. (“Shenzhen Shangdong”) | ​ | July 13, 2016 | ​ | Shenzhen Guangdong Province, China | ​ | 100% by Shanghai Wangju | ​ | Investing in the factoring industry
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
China East Trade Co., Ltd. (“China East”) | ​ | February 15, 2018 | ​ | Hong Kong | ​ | 100% by Euroasia | ​ | Investing in the factoring industry
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
First International Commercial Factoring (Shenzhen) Co., Ltd. (“First International”) | ​ | July 27, 2017 | ​ | Shenzhen Guangdong Province, China | ​ | 75% by Shenzhen Shangdong 25% by China East | ​ | Investing in the factoring industry

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