Visitors view an xFusion computing unit at the World Artificial Intelligence Conference in Shanghai.Photographer: Qilai Shen/BloombergTakeaways by Bloomberg AIArtificial intelligence server maker xFusion Digital Technologies Co. received approval from the Shenzhen Stock Exchange on Thursday to move ahead with its planned initial public offering on the tech-heavy ChiNext board.The Zhengzhou-based company aims to raise 8 billion yuan ($1.2 billion) by issuing as many as 220.08 million new shares ...