Stock Exchange of Thailand Union Pioneer Public Company Limited would like to clarify the net profit for the 1st quarter of the year ending on 31st March 2020. The Company had revenue from sales at 158

ACC1/20-012 February 25, 2020 Subject: Management Discussion and Analysis for the year ended December 31, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

จดหมายชี้แจงq260e August 15, 2017 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 June 2017 Summary on Second Quarter

At Hor-For 0126/2550 February 23th, 2018 At Hor-For 0020/2561 Subject Notification of the performance of 2017 Attn Directors and Manager, The Stock Exchange of Thailand We, Hwa Fong Rubber (Thailand

Date : February 27, 2017 Subject : The Explanation to SET concerning the operating result for the year 2017 more than 20% Attention : The Director and Manager of the Stock Exchange of Thailand For

AC 52/07-003 ACC1/19-042 August 13, 2019 Subject: Management Discussion and Analysis Quarter 2 Ending June 30, 2019 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public

จดหมายชี้แจงq262e August 14, 2019 The Managing Director The Stock Exchange of Thailand Subject : Management Discussion and Analysis for three month Ending 30 June 2019 Summary on Second Quarter

operating result for Q1/2018 more than 20% Attention : The Director and Manager of the Stock Exchange of Thailand For the Q1/2018 period ended of March 31, 2018 operating result of S.Pack & Print Public

Manager The Stock Exchange of Thailand The operating performance for three-month period end 30 June 2018 of Mahachai Hospital Public Company Limited compared to the prior year was decreasing in net profit

AC 52/07-003 ACC1/20-030 May 11, 2020 Subject: Management Discussion and Analysis Quarter 1 Ending March 31, 2020 To: Director and Managing Director The Stock Exchange of Thailand Qualitech Public