General Principles - The document outlines the management system for the shares held by the board members and senior management of Guangzhou Seagull Housing Industrial Co., Ltd, aiming to strengthen the management of shareholding and trading activities [1][2]. - The system is applicable to all shares held by the company's directors and senior management, including those held in others' accounts and through margin trading [1][2]. Share Trading Management - Directors and senior management must notify the board secretary in writing before trading shares, who will verify compliance with relevant laws and regulations [2]. - There are restrictions on share transfers during specific periods, such as within one year of the company's stock listing and within six months after leaving the company [2][3]. - A prohibition on trading exists during certain windows, including 15 days before the annual and semi-annual reports and 5 days before quarterly reports [3][4]. Short-term Trading Restrictions - Directors and senior management are prohibited from short-term trading, defined as selling shares within six months of purchase or buying shares within six months of selling [4][5]. Reporting Requirements - Any changes in shareholding must be reported within two trading days, including details such as the number of shares held before and after the change [5][6]. Transfer Limits - During their term and for six months after, directors and senior management can only transfer up to 25% of their shares each year, with specific exceptions for legal circumstances [6][7]. Shareholding Increase Regulations - Directors and senior management must disclose any plans for increasing their shareholdings and report on the progress of such plans [7][8]. Accountability Measures - The company is responsible for monitoring compliance with shareholding and trading regulations, with the board secretary overseeing the reporting and disclosure of shareholding changes [9][10]. - Violations of these regulations may result in penalties from regulatory authorities and internal disciplinary actions [10][11].