Management Discussion and Analysis for the Second Quarter of Year 2019 Business Overview Business overview of One to One Contacts Public Company Limited and its subsidiaries (“the Group”) for the

Management Discussion and Analysis for the Second Quarter of Year 2018 Business Overview Business overview of One to One Contacts Public Company Limited and its subsidiaries (“the Group”) for the

170.45 142.90 27.54 Gross profit margin 15.33% 13.51% 1.82% Other income 4.77 3.67 1.09 Selling expenses 2.66 4.73 (2.07) Administrative expenses 80.76 84.95 (4.19) Earnings before interest and tax 91.79

Administration expense 34.78 34.78 Net Profit -19.15 13.84 Gross Profit Margin (%) 12.30 12.30 Net Profit Margin (%) -9.29 6.71 • Due to PPA report which we received in Q 4/2018, company had recorded profit from

Prachinburi plant and utilizing the plant to produce the products, the production cost has been lowered and gross margin has been higher than those in 2016. The Company started production in Prachinburi plant

of Thailand Rajthanee Hospital Public Company Limited ( “the Company”) would like to clarify the operating results of the Company and its subsidiaries for the year ended December 31, 2018 which has

45.73% and 46.78%, respectively. Gross profits margin ratio improved from higher proportion of house brand product sales compared to previous period. The Company has focus in maintaining gross profit

Company Limited would like to clarify the operating results of the Quarter ended March 31, 2018 that has net Profit of Baht 87.24 million, decreased from the same period of previous year that has net profit

Company Limited would like to clarify the operating results of the year ended December 31, 2018 that has net Profit of Baht 94.00 million, decreased from the same period of previous year that has net profit

Ref Ref. 2S_BoD031/2017 November 8th, 2017 Subject: Clarification of the change in operating result more than 20% To : The president The Stock Exchange of Thailand 2S Metal Public Company Limited