- Conduct duties with integrity , professional manner without discrimination
- Disclose important and necessary information for investment decision accurately, adequately, promptly and equally, in accordance with the regulations by taking into account benefit of stakeholders.
- Ensure that relevant stakeholders are able to access and inquire for necessary information
- Comply with the rules, including the company's policies regarding keeping inside information, and any inside information for personal benefits are strictly prohibited
- Silent period for 14 calendar days before the announcement date (IROs should not conduct any meeting with investor or analyst 14 calendar days before the announcement date)
- Investor relation officers are prohibited to trade the company or subsidiaries ’ stock or derivatives related to company or subsidiaries ’ securities during the period 45 calendar days (for Quarterly closing) and 60 calendar days (Year end closing) starting from accounting period end date or the period starting from accounting period end date up to SET announcement date In this regard, stocks or derivatives related to company s securities must not be traded for 24 hours ( 1 day) after the disclosure of such news.