Business Philosophy

Mr. Daniel M. Tsai is Chairman of Taiwan Mobile Co., Ltd.

Jamie now serves as President at Taiwan Mobile and Chairman & Partner at AppWorks, the Greater Southeast Asia leading startup accelerator and venture capital firm founded by Jamie in 2009.

Taiwan Mobile and AppWorks formed a strategic alliance in January 2019, resulting in Jamie taking over as the President of Taiwan Mobile.

Before Taiwan Mobile and AppWorks, Jamie was an entrepreneur. In 1999, he co-founded Hotcool.com that eventually evolved into Intumit, a successful AI software-as-a-service company. In 2006, he co-founded Sosauce.com that evolved into Muse Games. He received his BS in Engineering from National Taiwan University and an MBA from NYU Stern. His blog, MR JAMIE, has provided inspiration to millions of readers in the startup community since 2009.

Ms. Rosie Yu joined Taiwan Mobile in 2006 as the vice president, leading the IR team, finance, and billing departments. Excelling in strategic decision making, risk management, team leadership, Ms. Yu enhanced the company's capital management efficiency and shareholders’ return. In 2009, she was awarded the 27th annual “National Outstanding Manager of the Year” by the Association of Enterprise Managers, the only one receiving this award from the telecommunication industry in that respective year. Following that prestigious recognition, in 2010, Ms. Yu was awarded “Best Investor Relations Manager” by Investor Relations Global Rankings. Due to consistently recognized outstanding performance from inside and outside the company, Ms. Yu was promoted in 2011 to take over the Taiwan Mobile’s Chief Financial Officer position.

Prior to joining TWM, Ms. Yu completed more than twenty years domestic and international experience working with foreign banks and securities investment industry. With a strong understanding of securities industry development and stock market operations, she was involved in opening the domestic stock market to qualified foreign institutional investors. During Ms. Yu’s time with China Securities (now KGI), she was awarded Taiwan's "Best Local Broker" and "Best local research institutions" awards.

Mr. Jeff Ku is the Senior Vice President and CBO of Consumer Business Group. He joined Taiwan Mobile in 2005 as the Vice President of Value Added Service, and then the Deputy Chief Operating Officer of Consumer Business Group.

Jeff has extensive experiences in both telecom and IT industries. He has been successfully in helping Taiwan Mobile to become the leader of mobile data services in Taiwan.

Prior to joining Taiwan Mobile, Jeff was the CIO of Taiwan High Speed Rail Corporation. Jeff received his MBA from University of Wollongong, Australia and EMBA from National Taiwan University.

Ms. Ariel Hwang is Vice President and Acting General Counsel of Taiwan Mobile Co., Ltd.