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Chongqing JINNA power Technology Co., LTD
Chongqing JINNA Power was established in 2020, from the establishment of Taizhou JINNA in 2005 on the basis of development, the company covers an area of 43,000 square meters, plant area of 36,000 square meters, with various types of transmission assembly annual output of 600,000 sets of production capacity, is dozens of domestic and foreign vehicle quality supporting suppliers. With domestic first-class new energy vehicles, ATV (gearbox assembly) intelligent assembly line, online comprehensive performance test bench, fatigue test machine, coordinate measuring machine, gear measuring center, gear double-sided mesh measuring instrument, high-precision four-axis CNC machining center, including metallographic, hardness, salt spray, tooling and other equipment and facilities, Form a comprehensive quality control system for inspection, testing and testing of products in all aspects of research and development, design, procurement, manufacturing and assembly to ensure that products are excellent, special and new.
Company adhering to: customer first, quality to win trust; The quality policy of continuous improvement and development through innovation; In good faith, pragmatic, positive, open mind "committed to technological innovation, beyond customer needs; Focus on continuous improvement, the pursuit of multi-win "business philosophy; Strengthen the implementation and supervision of IATF16949:2016 quality management system, and accelerate the intelligent and digital construction of enterprises.
Development History
2005
Company established
JINNA Company founded – began design, production, and sales of front and rear gearboxes for 300cc–500cc ATVs.
2007
Limited-slip differential patent secured
700cc large-displacement ATV front and rear gearboxes developed – limited-slip differential patent secured.
2008
Developed 800cc gearbox
800cc front and rear gearbox assembly with differential lock developed – OEM fitment secured.
2009
1000cc gearbox launched
1000cc full-displacement ATV gearbox launched – industry position solidified.
2010-2012
NEV passenger car gearbox mass-produced
1000cc full-displacement ATV gearbox launched – industry position solidified.
2014-2015
Gearbox supplied to OEMs – e-axle mass-produced
EA03 gearbox supplied to OEMs – EB01 integrated e-axle mass-produced
2016-2017
Passenger car gearbox mass-produced
E128 passenger car gearbox mass-produced – intelligent automated assembly line introduced
2018-2019
R&D completed for gearbox with P-position and 2-speed NEV gearbox
E122/E128 gearbox with P-position and 2-speed NEV gearbox R&D completed
2020-2021
Chongqing JINNA established
Chongqing JINNA Power established – L-type 2-speed electric UTV axle and 5-speed ATV transmission developed
2022-2023
Chongqing base commissioned
Chongqing production base completed and commissioned – 5-speed transmission scaled to mass production
2024
Lean Production
Launched lean production.
2025
High-Tech Enterprise certified
National High-Tech Enterprise certified – passenger car gearbox product line expanded
2026
Smart production line upgraded
Next-generation high-speed gearbox prototyping – independent smart production line upgrade

2005

2007

2008

2009

2010-2012

2014-2015

2016-2017

2018-2019

2020-2021

2022-2023

2024

2025

2026

Product introduction
Production site and quality assurance