Shanghai Stock Exchange Main Board Listing ·603950.SH
Power unit and dedicated engine
Drawing on twenty years of expertise accumulated by Kanghao Mechanical & Electrical (restructured and integrated into Zhong): integrated power generation units, electronic speed‑control systems, engines and transmissions specialized for oil and gas fields, as well as traction and pump‑drive solutions for rail transit—forming a comprehensive power‑application ecosystem developed in close collaboration with Cummins.
Cummins Joint Venture CPT (2012),Number one in market share in the oil and gas field.,2025 sales: 50,000 units · 2026 plan: 55,000 units
Business Overview
Four Major Power Application Businesses
50,000 Taiwan
Actual sales in 2025; planned sales of 55,000 units in 2026—covering power generation, construction machinery, and pump equipment.
No.2
Ranking of Domestic Manufacturers of Electronic Speed Control Systems
No.1
The market share of engines dedicated to oil and gas fields ranks first nationwide.
2023
Entering CRRC’s rail transit power‑train supply system
Business Segment
From generator sets to locomotive power
Power generation unit
Generation
B/C/L/Z series power-generation engines and power units: the first to meet emission regulations, designed to operate reliably in harsh environments such as high-altitude plateaus, frigid regions, deserts, and port settings.
B,C,L,Z,Crew Integration
Electronic Speed Control System
Governing Systems
Research, development, and manufacturing of speed controllers and electronic speed‑control actuators; fully domestically produced SMT assembly lines and in‑line inspection—China’s second-largest manufacturer of electronic speed‑control systems.
Controller,Actuator,SMT
Oilfield Engines and Gearboxes
Oil & Gas
Cummins’ B3.3–QSK60 series powers a full range of workover, cementing, fracturing, and cementing equipment (60–3,000 hp), achieving the highest national market share in revenue in 2021; it serves leading customers such as Jerry, Core, and Sany Heavy Energy.
B3.3–QSK60,60–3,000 hp,Dedicated transmission
Rail Transit Power
CRRC Rail
CRRC Dalian/Qishuyan new‑energy shunting locomotives, with power units ranging from 1,000 to 2,000 kW (QSK19/QSK38 paired with Langhong radiators), are exported to Kenya, Tanzania, Uganda, and Uzbekistan.
1,000–2,000 kW,QSK19/38,Export Project
Pump and Construction Machinery Power
Pumps & Machinery
Integrated design and sales of diesel‑powered pump units; engine offerings for construction machinery cover excavators, road rollers, pavers, and municipal equipment.
Pump machine,Construction machinery
CPT Cummins Power Technology
50/50 JV since 2012
In a 50/50 joint venture with Cummins, mechanical‑pump and electronically controlled engine series ranging from 20 to 512 kW, supporting power generation, construction machinery, and stationary power applications.
20–512 kWm,4B–QSZ13
Representing clients and partners
Cummins Power Generation,PowerLink,Tellhow,AKSA,SWT,Baifa,Burning,RCG Power,Jerry Group,Core Group,SANY Heavy Energy,CRRC Dalian,CRRC Qishuyan
Xiangyang Changyuan Donggu Industrial Co., Ltd.
Hongshantou Industrial Park, Xiangzhou District, Xiangyang City, Hubei Province
SSE Main Board: 603950
Contact Us
Sales and Inquiries:sales@cydgsy.com
Gas Turbines and Power Generation:power@cydgsy.com
Phone:0710-3062990
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