+52% Exchange differences on translating financial statements (0.6) 0 - Net increase (decrease) in cash and cash equivalents 7 (55) +113% Cash and cash equivalents at beginning of periods 100 92 +9

(decrease) in cash and cash equivalents 5 326 -99% Cash and cash equivalents at beginning of periods 122 100 +22% Cash and cash equivalents at end of periods 127 426 -70% Page 6 In Q1/2019, the Company and

increase (decrease) in cash and cash equivalents 5 326 -99% Cash and cash equivalents at beginning of periods 122 100 +22% Cash and cash equivalents at end of periods 127 426 -70% Page 6 In Q1/2019, the

cash equivalents at beginning of periods 92 75 +23% Cash and cash equivalents at end of periods 100 92 +9% At the end of Q4/2017, the Company and its subsidiaries recorded ending cash of Baht 100 million

beginning of periods 100 92 +9% Cash and cash equivalents at end of periods 134 72 +86% Page 10 At the end of Q2/2018, the Company and its subsidiaries recorded ending cash of Baht 134 million, an increase

equivalents at beginning of periods 103 100 2.7% Cash and cash equivalents at end of periods 82 83 (1%) Page 7 In Q3/2019, the Company and its subsidiaries recorded ending cash of Baht 82 million, a decrease of

(decrease) in cash and cash equivalents (19) 33 (156%) Cash and cash equivalents at beginning of periods 122 100 21.5% Cash and cash equivalents at end of periods 103 134 (23%) Page 7 In Q2/2019, the Company

Dec 2018 % Change Exchange differences on translating financial statements 37 0 67,120% Net increase (decrease) in cash and cash equivalents 16 3 480.7% Cash and cash equivalents at beginning of periods

Rules and Periods for Report Submission of Securities Companies

decreased as in Q3/2018 the delivery units of Transmission Tower Installation and Cable Network System in accordance with contract terms were high. Maintenance and Service Business For the 3-month periods