a result the company has a higher gross margin from the same period last year. 2. Sales cost to revenue ratio decreased by 10.12% (from 94.14% in 2019 to 84.02% in 2020) due to production efficiency

Building Confidence in the Capital Market No. 42/2016 SEC orders AIE and AI to cooperate with their auditors Bangkok, April 29, 2016 – The SEC has ordered AI Energy Public Company Limited (AIE) and

Bangkok, April 29, 2016 ? The SEC has ordered AI Energy Public Company Limited (AIE) and its parent company Asian Insulators Public Company Limited (AI) to cooperate with their auditors for the audit

1 / 2 No.IR.006/2020 28 February 2020 Re: Notification of the changes of the Profit and Loss Statement To: President Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited

1 / 2 No.IR.018/2020 14 May 2020 Re: Notification of the changes of the Profit and Loss Statement To: President Stock Exchange of Thailand We, T Engineering Corporation Public Company Limited (the

compare to Quarter 3 of the year 2018 which is increase by 8.92 million baht due to the company has more capability to control waste thus, the increasing in production capacity. 3. Selling expenses For

Industry Public company Limited would like to explain the operating result for Quarter 1 ended of March 31, 2020 compare with the same period of the previous year as follows For the past 3 months of Quarter

exceeding 20 percent Bangkok Post Public Company Limited To The President The Stock Exchange of Thailand 93 Ratchadaphisek Road, Dindaeng, Dindaeng Bangkok 10400 Bangkok Post Public Company Limited ( “The

August 14, 2019 Subject: Managing Discussion and Analysis for Q2/2019 To: Managing Director The Stock Exchange of Thailand The company would like to report to operation results for the company and

adequately reduce the risk of spreading even the Company has prepared measurement to control. Moreover, the situation is an event that fluctuates all the time and cannot predict what it will be. As such, after