legal ground
Article 31 of the Measures for the Administration of the Acquisition of Listed Companies
If the purchaser fails to announce the tender offer report within 60 days after issuing the suggestive announcement of tender offer, the purchaser shall notify the acquired company on the next working day after the expiration of the announcement and make a public announcement; After that, it will be announced every 30 days until the tender offer report is announced.
If the purchaser intends to cancel the acquisition plan by himself after making the suggestive announcement of the tender offer and before the announcement of the tender offer report, the reasons shall be announced; Within 12 months from the date of announcement, the purchaser may not acquire the same listed company again.