Group 1 - The core issue revolves around a rental agreement between Hai Xi Communications and *ST Hengjiu, which has led to a dispute over unpaid rent for a battery module assembly line [2][4] - Hai Xi Communications' subsidiary, Hai Xi Zhejiang, has terminated the rental contract due to *ST Hengjiu's failure to pay the monthly rent of 1 million yuan [4][5] - *ST Hengjiu claims that the reason for not paying rent is that the production line did not meet the required conditions for use, and they assert that Hai Xi Zhejiang is in breach of contract [4][5] Group 2 - The rental agreement was initially seen as a win-win situation, allowing Hai Xi Communications to utilize its assets while providing *ST Hengjiu with a means to enter the energy storage market [3] - Financially, *ST Hengjiu has been struggling, with continuous revenue decline and net losses since 2019, raising concerns about its future viability [7] - As of the first three quarters of this year, *ST Hengjiu reported total revenue of only 182 million yuan and a net loss of 24.65 million yuan, with a risk of delisting if financial metrics do not improve [7]