แบบแสดงรายการข้อมูลสำหรับการเสนอขายหลักทรัพย์ (แบบ 69-1) 1 No. WHAUP-CS020/2018 May 10, 2018 Attention: Managing Director – Stock Exchange of Thailand Subject: Report of Financial Results for the

in non-social security revenues portion which granted shorter credit term. However, average inventory day increased. Please be informed accordingly. Yours sincerely, (Mr. Surin Prasithirun) Managing

depreciation, other managing fees, etc. which is in line with the increase of real estate development projects mentioned above. III Share of loss from investments in joint ventures In the period for year ended

. Yours sincerely, Mr. Sompol Tanadumrongsak Managing Director

depreciation, other managing fees, etc. which is in line with the increase of real estate development projects mentioned above. III Share of loss from investments in joint ventures In the period for year ended

. Chaiyasit Samrittivanicha) Managing Director http://www.ndrubber.co.th/

, ---------------------------------- Mr. Khongsit Choukitcharoen Managing Director

shareholders’ equity was attributed to increase in net profit during the period. Please be informed accordingly, Yours sincerely, (Mr. Maetup T.Suwan) Managing Director Page 5/5

to make a profit from the operation. Please be informed accordingly, Sincerely yours, Vee Worasakyotin Managing director

, Yours sincerely, Mr. Monthon Chatuwallopkul Deputy of Managing Director