Group 1 - The core viewpoint of the article is that Shuangdeng Group, a Chinese energy storage integration service provider, successfully raised approximately HKD 850 million through its IPO in Hong Kong [1] - Shuangdeng Group set the IPO price at HKD 14.51 per share [1] - The public offering of 5.86 million shares was oversubscribed by 3,876.25 times [1] - The international placement of 52.7 million shares was oversubscribed by 18.75 times [1] - Shuangdeng Group's stock began trading in Hong Kong on August 26 [1]