Management Name : Mr PRAMOTE TECHASUPATKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 20/11/2015

Management Name : Mr PRAMOTE TECHASUPATKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 26/11/2015

Management Name : Mr PRAMOTE TECHASUPATKUL | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 03/12/2015

Management Name : Mrs WANNA ROUMANACHAI | Type of securities : Common share | Methods of Acquisition / Disposition : Receive | Transaction Date : 22/11/2016

Management Name : Mrs WANNA ROUMANACHAI | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 22/11/2016

Management Name : Mr ANGKRIT RUNGROTKITIYOT | Type of securities : Common share | Methods of Acquisition / Disposition : Sell | Transaction Date : 13/12/2017

Management Name : Mr THIBET RUNGROTKITIYOT | Type of securities : Common share | Methods of Acquisition / Disposition : Buy | Transaction Date : 22/11/2016

instruction, procedure and technical production, production flow, machine standardization, raw material standardization, diagnostic, testing and process control including the procedure and patent and other