Miss Panomporn Kasaprakorn Miss Panomporn Kasaprakorn, Executive Vice President (EVP) , Head of Treasury Department, who is responsible for the operation of KTBST Securities Public Company Limited

BF Intertrade Company Limited BF Intertrade Company Limited aided and abetted the executive of Thai Unique Coil Center Public Company Limited (TUCC) : (1) Mr. Yongyuth Ngamkaiwan, Director and CEO

K.S.C Stainless Products Company Limited K.S.C Stainless Products Company Limited aided and abetted the executive of Thai Unique Coil Center Public Company Limited (TUCC) : (1) Mr. Yongyuth

Thai Niche Company Limited Thai Niche Company Limited aided and abetted the executive of Thai Unique Coil Center Public Company Limited (TUCC) : (1) Mr. Yongyuth Ngamkaiwan, Director and CEO, (2

Miss Jalernrat Chunwiratsakul Miss Jalernrat Chunwiratsakul ,director of BF Intertrade Company Limited and K.S.C Stainless Products Company Limited, aided and abetted the executive of Thai Unique

Mr. Pranay Kothari Mr. Pranay Kothari, an Executive Director and representative of juristic person of Polyplex Corporation Limited (“PCL”), PCL which holds more than 5 percent shares in Polyplex

(Thailand) Public Company Limited (“PTL”), and Mr. Pranay Kothari, an Executive Director and representative of juristic person of PCL, know the information on PTL’s performance in the consolidated and

Mrs. Supritha Pai Kasturi Mrs. Supritha Pai Kasturi, Senior Manager - Finance & Accounts of Polyplex (Thailand) Public Company Limited (“PTL”), knows the information on PTL’s performance in the

Miss Rewadee Ardharn Miss Rewadee Ardharn, while being Senior Accounting Manager of TRC CONSTRUCTION PUBLIC COMPANY LIMITED (TRC), knew or possessed negative substantial inside information about

Miss Ounruen Sujarittham Miss Ounruen Sujarittham, while Senior Finance and investor Relations Manager of TRC CONSTRUCTION PUBLIC COMPANY LIMITED (TRC), knew or possessed negative substantial inside