海南华铁：被证监会立案调查

Group 1 - The core point of the article is that Hainan Huatie (603300.SH) is under investigation by the China Securities Regulatory Commission (CSRC) for suspected violations of information disclosure laws [1] - The company is currently conducting its production and business activities normally and will actively cooperate with the CSRC's investigation while strictly fulfilling its information disclosure obligations [2] - Hainan Huatie previously announced the termination of a contract with a total value of 3.69 billion yuan for a five-year computing power service agreement with Hangzhou X Company [4]