information by exchanging information with approved agencies, using tools and in-depth analysis to develop financial innovations and policies. 5. Development of fifth generation (5G) cellular network technology

Score Thai-CAC 3/ Thai CAC  3/ n/a SET ESG Ratings 4/ SET ESG Ratings n/a Ranking by Industry Business 4/ Company Profile 4/ Field name Detail Address NG.11 MOO 14, BANGCHAN INDUSTRIAL ESTATE, MIN BURI

(Khae Rai – Min Buri) and the MRT Yellow Line (Lat Phrao – Samrong) As the Company together with BTS Group Holding Public Company Limited (“BTS”) and Sino-Thai Engineering & Construction Public Company

- Min Buri) and the MRT Yellow Line Project (Lat Phrao - Samrong); On June 12, 2017, the Company, BTS, and STEC jointly established companies namely "Northern Bangkok Monorail Company Limited" and

years) shall be disclosed. The calculation method is as follows: drawdown(t) = unit price(t) – maximum unit price* maximum unit price* Maximum Drawdown = min (drawdown(t)) Remark: Maximum unit price* is

follows: drawdown(t) = unit price(t) – maximum unit price* maximum unit price* Maximum Drawdown = min (drawdown(t)) Remark: Maximum unit price* is the highest unit price of the preceding period until the

* maximum unit price* Maximum Drawdown = min (drawdown(t)) Remark: Maximum unit price* is the highest unit price of the preceding period until the date of calculation (t). 13.2 Recovering Period The

) = unit price(t) – maximum unit price* maximum unit price* Maximum Drawdown = min (drawdown(t)) Remark: Maximum unit price* is the highest unit price of the preceding period until the date of calculation (t

: USD/BBL) Crude Oil Price Q2/2016 Q1/2017 Q2/2017 YoY QoQ 6M2016 6M2017 YoY AVG AVG MAX MIN AVG % % % Dubai (DB) 43.23 53.03 54.65 43.50 49.68 15% -6% 37.06 51.38 39% Dated Brent (DTD) 45.59 53.69 54.98

MIN AVG % % % Dubai (DB) 48.25 50.43 64.36 53.73 59.31 23% 18% 41.43 53.14 28% Dated Brent (DTD) 49.33 52.08 66.54 55.19 61.26 24% 18% 43.73 54.19 24% DTD/DB 1.08 1.65 4.26 -0.26 1.95 80% 18% 2.30 1.05