Hello,
I’m Sanghyuk Yoo, CEO of Gadget Korea Co., Ltd.
We create experiences that keep you connected while you travel
the fastest and easiest way to get online.
Long lines at the airport, worries about data overseas
now, USIMSA is all you need.
USIMSA is building an “On-Trip OS.”
Beyond eSIM, we’re bringing travel essentials insurance, payments, tickets,
and mini-apps together in one place.
One connection can transform your entire journey.
To help you travel more freely and comfortably than ever before,
Gadget Korea continues to innovate the way you stay connected every day.
Thank you.
Gadget Korea INC.
CEO Sanghyuk Yoo
HHello,
I’m Sanghyuk Yoo, CEO of Gadget Korea Co., Ltd.
We create experiences that keep you connected while you travel
the fastest and easiest way to get online.
Long lines at the airport, worries about data overseas
now, USIMSA is all you need.
USIMSA is building an “On-Trip OS.”
Beyond eSIM, we’re bringing travel essentials insurance, payments, tickets,
and mini-apps together in one place.
One connection can transform your entire journey.
To help you travel more freely and comfortably than ever before,
Gadget Korea continues to innovate the way you stay connected every day.
Thank you.
Gadget Korea INC.
CEO Sanghyuk Yoo
Careers: partner@usisma.com | Contact: jump@usimsa.com
Headquarters : 9F, 22, Magokjungang-ro 5-gil, Gangseo-gu, Seoul, Republic of Korea
Singapore Branch Office : 8 Temasek Boulevard #42-01 Suntec Tower Three, Singapore 038988
Bangkok Branch Office : 32F , 399 Sukhumvit Rd, Khlong Toei Nuea, Watthana, Bangkok 10110, Thailand
ⓒ 2025 GadgetKorea All rights reserved.
Careers: jump@usisma.com | Contact: help@usimsa.com
Headquarters : 9F, 22, Magokjungang-ro 5-gil, Gangseo-gu, Seoul, Republic of Korea
Singapore Pte. Ltd. : 8 Temasek Boulevard #42-01 Suntec Tower Three, Singapore 038988
Bangkok Branch Office : 32F , 399 Sukhumvit Rd, Khlong Toei Nuea, Watthana, Bangkok 10110, Thailand
ⓒ 2025 GadgetKorea All rights reserved.
