% YoY and 7% QoQ, mainly attributed to the refinery business in Q1/2018, where Total GRM decreased to 6.37 $/BBL (Q1/2017: 7.96 $/BBL, Q4/2017: 8.75 $/BBL), as there was an Inventory Loss of THB 70

(UNOFFICIAL TRANSLATION) Qualifications of Applicants for Approval of Derivatives Investment Analyst on Fundamental Factors No. Work Experience/ Relevant Knowledge Qualifications Relevant Work

(UNOFFICIAL TRANSLATION) Qualifications of Applicants for Approval of Securities Investment Analyst on Fundamental Factors No. Work Experience/ Relevant Knowledge Qualifications Relevant Work

crude run to a high level, although the Hydrogen Production Unit and Hydrocracking Unit underwent temporarily shut down between May and June. For this quarter, the gross refinery margin was 6.38 USD/BBL

(UNOFFICIAL TRANSLATION) Qualifications of Applicants for Approval of Capital Market Investment Analyst on Fundamental Factors No. Work Experience/ Relevant Knowledge Qualifications Relevant Work

63% YoY and 16% QoQ, mainly attributed to the refinery business in Q2/2018 where Total GRM increased to 12.82 $/BBL (Q2/2017: 4.18 $/BBL, Q1/2018: 6.37 $/BBL) Management Discussion and Analysis of

$/BBL, a decline of 19.69 $/BBL, or a decline approaching of almost 40% from the previous quarter. This has affected the performance of the refinery business. Moreover, the Thai economy, especially

. Gross refinery margin was 6.66 USD/BBL (+1.04 USD/BBL YoY, +0.28 USD/BBL QoQ), GRM was higher from the increase in crack spread of most finished oil products, while Dated Brent and Dubai crude spread (DTD

recorded at THB 13,543 million, increased by 14% YoY, mainly attributed to the refinery business. In 2017, Total GRM was 7.23 $/BBL an increase of 0.70 $/BBL when compared to 2016. The refinery business

(UNOFFICIAL TRANSALTION) Qualifications of Applicants for Approval of Investment Planner No. Relevant Knowledge Qualifications List of Required Examination 1 (1) Fundamental Knowledge (2) Related