Securities and Exchange Commission No. Nor Por. 3/2559 Re: Guidelines for Establishment of Information Technology System ______________________ Whereas the Notification of the Capital Market Supervisory Board

No. OrThor/Nor. 5/2547 Re: Operational Control and Security of the Information Technology of Securities Company For the purpose of rendering the securities companies to efficiently comply with the

long term, such as damage on building or place of business or branches, a failure of information technology system, inaccessibility or unusability of building or personnel unable to come for work in both

following businesses: (a) rail or pipe transportation system; (b) electricity; (c) water supply; (d) road, toll road or concession road; (e) airport; (f) deep sea port; (g) telecommunication or information