Tianyancha App shows that on November 1st, Tsinghua Tongfang Computer Co., Ltd. underwent a business change, with the enterprise name changed to Rui Tong Computer Co., Ltd. The company was established in March 2004, with Zhou Xia as the legal representative, a registered capital of 1.5 billion RMB, and its business scope includes technology development, technology consulting, technology transfer, technology services, and other areas within the internet technology products field. In January of this year, the company's sole shareholder Tsinghua Tongfang withdrew, and a new sole shareholder, Beijing Rui Tong Dongli Asia Vets Technology Co., Ltd., was added.