Attest

Scott Brenna (Xiaojun Gu) born on the 24th, August 1970, who has been taking a permanent position

as an engineer in Maskindynamikk AS from May 2008 to April 2013. During his five years servicing

time in Maskindynamikk AS, he has contributed his professional knowledge and industrious work for

the following project areas

− Condition monitoring and analysis work for rotation machineries

− Fault diagnosis/trouble shooting for machineries or mechanical structures

− Shaft power and torsional vibration measurement for rotation machineries

− Stain gauge measurement work on mechanical structures

− Vibration modal analysis or test for structures

− Noise and vibration verification measurement work onboard and offshore installations

Scott has performed various kinds of projects either in shipyards, factories or on offshore platforms

successfully and efficiently. We got many positive feedback from those clients as his work met the

requirement of those clients greatly, which enhanced our company’s reputation and contributed

much to Maskindynamikk AS in the maritime/ oil and gas market.

As a project manager he always worked dependently or cooperatively to form qualified project

results and meeting for customers deadlines. We are impressed much by his good personality,

flexible skills and profound technology in communicating with either customers, colleagues or

friends for dealing with business affairs and challenging technical problems.

I hereby recommend Scott Brenna (Xiaojun Gu) to take part in a relevant position with full extent!

Ålesund, December 09,2015

Arnstein Holm

Vice president for Maskindynamikk AS