บทรายงานและการวิเคราะห์ของฝ่ายบริหาร Management Discussion and Analysis For the Financial Result of Year 2019 Ended December 31, 2019 Note: This Management Discussion and Analysis (MD&A) was made to disclose information and the vision of the management in order to assist investors to better understand the company's financial status and operation. It also supports the "Good Corporate Governance Project" of the Securities and Exchange Commission (SEC). An English version of the MD&A has been prepa...