David Kong Yin YeongDEPUTY MANAGING DIRECTOR

Marubeni – Itochu Tubulars Asia Pte Ltd.

This Certificate is proudly presented to

Technical Seminar on “OCTG” (Corrosion and Material Selection)

of Participation

MARUBENIITOCHUSTEEL

Marubeni-Itochu Tubulars Asia Pte Ltd2, Shenton Way, #07-02, SGX Centre 1, Singapore 068804Telephone: (65) 64159760 Facsimile: (65) 64159784

in Recognition of your participation in

From 30th June to 1st July 2016, 2/F Pagasa Hall, PNOC Building 1

Matthew Edson H. Ong