Reporting Person : - | Type of securities : - | Date of reporting obligation : 28/10/2005

Reporting Person : - | Type of securities : - | Date of reporting obligation : 12/03/2003

Management Name : Mr SUCHIN WANGLEE | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 17/02/2016

Management Name : Mr VIVAT CHARANVAS | Type of securities : Common share | Methods of Acquisition / Disposition : Transfer | Transaction Date : 12/10/2015

Management Name : Mr VIVAT CHARANVAS | Type of securities : Common share | Methods of Acquisition / Disposition : Receive | Transaction Date : 07/08/2017

year. This is result from sale volume was increasing and the world steel price trend increasing from the same period of last year. 2. Cost of goods sold and service of Baht 2,317.11 million or 96.44 % of

/2021 18:47 Notification of the acquisition of assets in ordinary shares of Pongsara-Manufacturing Co., Ltd. and Pongsara Distribution Co., Ltd. 16/12/2021 12:37 Notification of investment by increasing

Baht, increasing 50.81% compared to the same period last year due to the adjustment of decremented provision and doubtful accounting policy to reflect the current assets value. 2. Cost of sales and

-123.26 -70.72% Operating results for each business segment are shown below: 1. Manufacturing and Selling of Special Cutting Tools unit: THB million 2019 2018 Change (THB million) Change (%) Revenue from

276.92 Million Baht to 333.25 Million Baht or 11.46% due to increasing revenues from contract manufacturing (OEM), construction services and revenues from industrial coatings section. 3. The increasing of