​Our company filed a patent for some leisure attractions, equipment, construction methods and utility model of towers. Also, we developed 'Extreme Harness' and release system for various of leisure attractions such as Big Swing, Scad Diving and Cable Coaster (Zip Line). 
We promise to give our customers high quality patented items combined safety and practicality through a constant study and development. 
Leisure sports descent machine
Leisure sports
release system
Scad diving device
Extreme harness for Cable - Coaster (Zip Line)
Cable - Coaster
(Zip Line)
Scad diving
Professional Leisure Company​ JOY Inc.

E-mail: over4151@nate.com President: Dong-geol Park

Tel: +82)43-652-4151 Fax: +82)43-647-3947

Address: 6, Cheongpung-myeon, Jecheon-si, Chungcheongbuk-do, Rep of Korea (27215)

Business registration number: 304-81-12673 

JOY Inc. All rights reserved.