1980
Renda Enterprise was found, producing free weight products based on OEM/ODM
1983
Joong Chenn Industry Co., Ltd. was established. Main products are Dumbbells and weight products.
1985
Started our own brand of weight products “WECK”.
1991
Joint venture with BODY SOLID and developing Home Gym and Bench Selling products worldwide via "BODY SOLID" brand.
1993
New factory built in Nantou; main products are Home Gym and Bench.
1998
To supply the complete series of products, developing the cardio products such as treadmill and bicycle. The National Athletic Sports in Taiwan selected JCI as their free weight training equipment.
2000
Second new factory built in Nantou, main production are Home Gym, Treadmill and Bicycle. China factory built in April and mainly produces Home Gym products.
2001
Body Solid G1S received the award of "BEST BUY" from American's consumer reporting magazines.
2002
ISO certified and created own brand "STEELFLEX".
2003
Created own brand "FiTnex" and received the award of "It's very well made in Taiwan" and "TSMA award".
2004
Established the new sales department "SBU" in Shanghai.
2011
PT10、MDC2000 awarded the prize of the "19th Taiwan Excellence Award".
2012
M3DBR awarded the prize of the "20th Taiwan Excellence Award".
2013
T70、CF SG、HRM1700 awarded the prize of the "21th Taiwan Excellence Award" and CF SG won the" TaiSPO Innovation's Stage of Excellence Competition".