Tsinghua Unigroup Co., Ltd. is a state-owned Chinese technology and semiconductor manufacturer that also supplies digital infrastructure and services to domestic and global markets.

[15][16][6] In May 2015, Tsinghua Unigroup acquired a 51 percent stake in Hewlett-Packard's H3C Technologies, a China-based data-networking company, for approximately $2.3 billion.

[7][8] In September 2015, Western Digital announced that Unisplendour would make a US$3.775 billion equity investment to purchase its newly issued common stock, for about a 15 percent stake in the U.S. firm.

[21] In June 2018, Tsinghua Unigroup acquired French smart chip components maker Linxens for a reported $2.6 billion.

[7][22] A restructuring proposal that would have Guoxin Micro acquire Unic Linxens (formerly Unigroup Liansheng) was rejected by the China Securities Regulatory Commission (CSRC) in June 2020.

[25] On November 16, 2020, Tsinghua Unigroup defaulted on $198M in bonds, resulting in a credit downgrading from AA to BBB and triggering cross-defaults.

[11][26][27] It emerged on July 11, 2021, that one of the creditors of Tsinghua Unigroup - Hong King-listed Huishang Bank - has requested that the company go into bankruptcy.

[28][29][30] News agencies reported in January 2022 that Tsinghua Unigroup had scrapped its intention to build two major fabs announced in 2017, citing serious financial issues.

[34] Beijing Zhiguangxin Holding's largest shareholder is Anhui state-owned fund Wuhu Xinhou Yunzhi Equity Investment Partnership.

[35] In the field of technology, Tsinghua Unigroup invests mainly in Integrated Circuit design and information and communication infrastructure.

Tsinghua Unigroup is the controlling shareholder of dozens of technology enterprises such as Unis, UNISOC, Guoxin Micro, Linxens, etc.

[40] In June 2019, Guoxin Micro announced a plan to acquire Unigroup Liansheng, including its main asset, Linxens.