Group 1 - The core point of the article is the announcement of Cai Jingxian (also known as Duolong) joining Beilian Zhuguan Technology (Zhejiang) Co., Ltd. after leaving Alibaba [2][5] - Cai Jingxian, a key figure in Alibaba's early development, was one of the three developers in the initial Taobao team and is recognized for building the Taobao transaction and forum systems [4] - Beilian Zhuguan was established in November 2021 with a registered capital of 10 million RMB, focusing on software development and technology services [5][6] Group 2 - The company’s core team consists of six members, all of whom have previous experience at Alibaba, including founder Lin Hao, who has a significant background in middleware and high-performance architecture [7] - Lin Hao, who left Alibaba in August 2021, founded Beilian Zhuguan with the aim of assisting enterprises in digital transformation, offering products in big data, AI infrastructure, and cost management [7] - Beilian Zhuguan has completed two rounds of financing, with investors including Sequoia China and Yuanjing Capital [8]