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Organization and Principal Activities - Schedule of Principal Subsidiaries and VIEs (Details) | 12 Months Ended
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Dec. 31, 2021
Organization And Principal Activities [Line Items] |
Place of incorporation | E9
Viomi HK | Subsidiaries |
Organization And Principal Activities [Line Items] |
Place of incorporation | K3
Date of incorporation | Jan. 30, 2015
Percentage of beneficial ownership | 100.00%
Principal activities | Investment holding
Lequan | Subsidiaries |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | May 15, 2015
Percentage of beneficial ownership | 100.00%
Principal activities | Investment holding
Codream HK | Subsidiaries |
Organization And Principal Activities [Line Items] |
Place of incorporation | K3
Date of incorporation | Aug. 20, 2019
Percentage of beneficial ownership | 100.00%
Principal activities | Investment holding
Yunmi Hulian | Subsidiaries |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | Dec. 09, 2019
Percentage of beneficial ownership | 100.00%
Principal activities | Investment holding
Zhumeng Hulian | Subsidiaries |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | Oct. 14, 2020
Percentage of beneficial ownership | 100.00%
Principal activities | Investment holding
Foshan Viomi | VIEs |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | May 06, 2014
Percentage of beneficial ownership | 100.00%
Principal activities | Home appliance development and sales
Beijing Viomi | VIEs |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | Jan. 12, 2015
Percentage of beneficial ownership | 100.00%
Principal activities | No substantial business
Guangdong AI Touch Technology Co., Ltd. (“AI Touch”) |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | Jan. 30, 2019
Percentage of beneficial ownership | VIE’s subsidiary
Principal activities | Home appliance development and sales
Guangzhou interconnect Technology Co., Ltd. | Subsidiaries |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | Dec. 07, 2020
Percentage of beneficial ownership | 100.00%
Principal activities | Home appliance development and sales
Guangdong Lizi | Subsidiaries |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | Jul. 26, 2018
Percentage of beneficial ownership | 100.00%
Principal activities | Home appliance development and sales
Foshan Xiaoxian Hulian Electric Appliances Technology Co., Ltd. ("Foshan Xiaoxian") |
Organization And Principal Activities [Line Items] |
Place of incorporation | F4
Date of incorporation | Oct. 12, 2016
Percentage of beneficial ownership | VIE’s subsidiary
Principal activities | Home appliance development and sales

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