Group 1 - The company, Luhua Technology (600691.SH), has a significant presence in the hydrogen energy sector through its wholly-owned subsidiary, Zhengyuan Hydrogen Energy, which is recognized as a key enterprise in Hebei Province and a national-level circular economy demonstration enterprise [1] - Zhengyuan Hydrogen Energy is currently in the process of constructing its second phase, which, upon completion, will become the largest hydrogen supplier in the Cangzhou Lingang Industrial Park [1]