คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 22 February 2019 Re: To clarify the financial statements as of 31 December 2018 To: President The Stock Exchange of Thailand WHA Corporation Public Company

for the year ended December 31, 2019 To Director and Manager of the Stock Exchange of Thailand Referring to the submission of the audited financial statements of WIIK Public Company Limited “the Company

Company’s financial statements, the Company had net income of 1.04 million baht, representing a return on equity at 0.29% lower than the year 2018 having the return on equity at 4.90%. Asset Management As of

คำอธิบายและการวิเคราะห์ของฝ่ายจัดการ 11 August 2017 Re: To clarify the financial statements as of 30 June 2017 To: President The Stock Exchange of Thailand WHA Corporation Public Company Limited (the

million. It results from the increase in inventories, unbilled receivables and trade account payables. The quality of assets Trade account receivables Unit: Million Baht Consolidated financial statements 30

Baht Consolidated financial statements 30 September 2017 31 December 2016 Trade account receivables – unrelated parties 1,365 1,408 Less: Allowance for doubtful accounts (51) (42) Trade account

consideration calculated from the Company’s reviewed consolidated financial statements for the period ended 30 September 2017 in which the Company has no asset- disposing transactions over the past six months

proportion of debt is also low level, when comparing to the equity. Return on Equity (ROE) According to the Company’s financial statements, the Company had net income of 30.02 million baht, representing a

cash and cash equivalents and property, plant and equipment. The quality of assets Trade account receivables Unit: Million Baht Consolidated financial statements 31 December 2017 31 December 2016 Trade

reviewed the 1 st quarter financial statements as of May 31, 2020 which were reviewed by Deloitte Touche Tohmatsu Jaiyos Audit Company Limited. The Company has net profit attributed to owners of the parent