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| Beijing Tianyu Communication Equipment Co., Ltd | 🇨🇳 | 2006-07-09 | 2015-11-17 | 1 |
| Beijing Tong Cybsec Technology Co.,LTD | 🇨🇳 | 2023-09-30 | 2023-09-30 | 1 |
| Beijing Tongtech Technology Co., Ltd. | 🇨🇳 | 2021-12-23 | 2021-12-23 | 1 |
| Beijing TongTongYiLian Science and Technology Ltd. | 🇨🇳 | 2017-09-06 | 2017-09-06 | 1 |
| Beijing Topnew Group Co., Ltd | 🇨🇳 | 2018-10-24 | 2018-10-24 | 1 |
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| Beijing Tosee Technology Co., Ltd. | 🇨🇳 | 2021-03-16 | 2021-03-16 | 1 |
| Beijing Townsky Technology Co.,Ltd | 🇨🇳 | 2024-04-15 | 2024-04-15 | 1 |
| Beijing Tricolor Technology Co., Ltd | 🇨🇳 | 2019-10-16 | 2019-10-16 | 1 |
| Beijing Unigroup Tsingteng Microsystem Co., LTD. | 🇨🇳 | 2021-05-07 | 2021-05-07 | 1 |
| Beijing Unis HengYue Technology Co., Ltd. | 🇨🇳 | 2015-12-11 | 2015-12-11 | 1 |
| Beijing Unisound Information Technology Co.,Ltd. | 🇨🇳 | 2016-10-12 | 2016-10-12 | 1 |
| Beijing Uniwill Science and Technology Co,Ltd | 🇨🇳 | 2016-02-05 | 2016-02-05 | 1 |
| Beijing VControl Technology Co., Ltd. | 🇨🇳 | 2016-02-05 | 2016-02-05 | 1 |
| Beijing Venustech Cybervision Co.,Ltd. | 🇨🇳 | 2020-07-02 | 2020-07-02 | 1 |
| Beijing Vizum Technology Co.,Ltd. | 🇨🇳 | 2020-04-04 | 2020-04-04 | 1 |
| Beijing Vorx Telecommunications Co., Ltd. | 🇨🇳 | 2017-07-23 | 2017-07-23 | 1 |
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| Beijing Wanji Techonology Co., Ltd. | 🇨🇳 | 2017-10-28 | 2017-10-28 | 1 |
| Beijing Wanwei Intelligent Technology Co., Ltd. | 🇨🇳 | 2018-07-28 | 2018-07-28 | 1 |
| Beijing WayClouds Technology Co., Ltd. | 🇨🇳 | 2018-10-24 | 2018-10-24 | 1 |
| Beijing Wenrise Technology Co., Ltd. | 🇨🇳 | 2022-02-12 | 2022-02-12 | 1 |
| Beijing Wide Technology Co.,Ltd | 🇨🇳 | 2022-04-16 | 2022-04-16 | 1 |
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| Beijing Wing ICT Technology Co., Ltd. | 🇨🇳 | 2016-10-11 | 2016-10-11 | 1 |
| Beijing Winicssec Technologies Co., Ltd. | 🇨🇳 | 2015-11-17 | 2015-11-17 | 1 |
| Beijing Winner Microelectronics Co.,Ltd. | 🇨🇳 | 2018-06-13 | 2024-03-06 | 2 |
| Beijing Wise Technology & Science Development Co.Ltd | 🇨🇳 | 2003-02-07 | 2015-11-17 | 1 |
| Beijing Wiseasy Technology Co.,Ltd. | 🇨🇳 | 2022-08-31 | 2022-08-31 | 1 |
| Beijing Wisetone Information Technology Co.,Ltd. | 🇨🇳 | 2016-11-26 | 2016-11-26 | 1 |
| Beijing WisVideo INC. | 🇨🇳 | 2011-11-26 | 2015-11-17 | 1 |
| Beijing Xiansheng Technology Co., Ltd | 🇨🇳 | 2021-02-20 | 2021-02-20 | 1 |
| Beijing XiaoLu technology co. LTD | 🇨🇳 | 2019-01-10 | 2019-01-10 | 1 |
| Beijing Xiaomi Electronics Co., Ltd. | 🇨🇳 | 2016-10-30 | 2020-11-01 | 9 |
| Beijing Xiaomi Electronics Co.,Ltd | 🇨🇳 | 2022-05-11 | 2024-10-24 | 9 |
| Beijing Xiaomi Mobile Software Co., Ltd | 🇨🇳 | 2018-12-22 | 2024-12-04 | 50 |
| Beijing Xiaoqu Zhipin Technology Co., Ltd | 🇨🇳 | 2023-10-19 | 2023-10-19 | 1 |
| Beijing XiaoRui Technology Co., Ltd | 🇨🇳 | 2016-11-26 | 2016-11-26 | 1 |
| BEIJING XIAOYUAN WENHUA CULTURE COMMUNICATION CO., LTD. | 🇨🇳 | 2023-01-04 | 2023-01-04 | 1 |
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| Beijing Xiaoyuer Technology Co. Ltd. | 🇨🇳 | 2015-11-17 | 2015-11-17 | 1 |
| Beijing Xinertel Technology Co., Ltd. | 🇨🇳 | 2017-07-23 | 2017-07-23 | 1 |
| BeiJing Xinsheng Technology Co.,Ltd | 🇨🇳 | 2020-05-19 | 2020-05-19 | 1 |
| Beijing Xinwei Telecom Technology Co., Ltd. | 🇨🇳 | 2006-04-21 | 2015-11-17 | 1 |
| Beijing Xinxunxintong Eletronics Co.,Ltd | 🇨🇳 | 2016-11-04 | 2016-11-04 | 1 |
| Beijing Yahong Century Technology Co., Ltd | 🇨🇳 | 2022-12-15 | 2022-12-15 | 1 |
| Beijing YangLian Networks Technology co., LTD | 🇨🇳 | 2016-11-04 | 2016-11-04 | 1 |
| Beijing Yaxunhongda Technology Co., Ltd. | 🇨🇳 | 2021-02-03 | 2021-02-03 | 1 |