TBJ Power Technology

The first major product category of the company's product center, supplying pure electric drive system assemblies for new energy commercial vehicles; it is divided into medium trucks, heavy trucks and special vehicles, and buses according to gross vehicle weight and vehicle type, covering the full weight range from 14 t to 150 t.

Pure electric drive system assembly using a deeply integrated three-in-one architecture of high-power motor, motor controller and automatic transmission, including an EMT automatic transmission route; configured by weight class and vehicle type and matched with different rated/peak power and maximum output torque.

• Pure electric medium trucks
• Pure electric heavy trucks
• Special vehicles
• Pure electric buses

Pure electric drive system assemblies for 14-20 t class pure electric medium trucks and special vehicles, part of the light-tonnage series in the company's pure electric drive system line.

Rated Power: 30 W; Peak Power: 360 kW; Peak Torque: 1800 N·m; Bus Voltage: 600 V DC; Gear Ratio: 16.8; Efficiency: ≥ 95.5 %; Protection Class: IP65; Cooling Method: Air cooling

• 14-20 t pure electric medium trucks
• Pure electric special vehicles

Pure electric drive system assemblies for 20-30 t class pure electric medium trucks and special vehicles, forming the medium-tonnage series of the company's pure electric drive system line.

Rated Power: 45 W; Peak Power: 420 kW; Peak Torque: 2800 N·m; Bus Voltage: 720 V DC; Gear Ratio: 19.2; Efficiency: ≥ 95 %; Protection Class: IP67; Cooling Method: Forced air

• 20-30 t pure electric medium trucks
• Pure electric special vehicles

The flagship pure electric drive system assembly for 30-60 t class pure electric heavy trucks and special vehicles, using an EMT automatic transmission solution and suited to mainstream heavy truck types such as tractor units, dump trucks and concrete mixer trucks.

Applicable vehicle types: tractor units, dump trucks, concrete mixer trucks; motor rated/peak power 240/360 kW, rated/peak torque 1400/2500 N·m, maximum speed 3000 rpm; transmission ratios 7.93/3.53/1.74/1 (4 speeds); assembly weight <=590 kg, dimensions 1406x580x607 mm; maximum output torque 19825 N·m; vehicle maximum cruising speed >=90 km/h, 0-50 km/h acceleration <=25 s, gradeability >=25%.

• Pure electric tractor units
• Pure electric dump trucks
• Pure electric concrete mixer trucks
• 30-60 t pure electric special vehicles

A heavy-duty pure electric drive system assembly for 90-120 t class pure electric heavy trucks and special vehicles, mainly serving ultra-heavy haulage scenarios such as mines and steel plants.

Rated Power: 30 W; Peak Power: 300 kW; Peak Torque: 2400 N·m; Bus Voltage: 1000 V DC; Gear Ratio: 12.5; Efficiency: ≥ 97 %; Protection Class: IP67; Cooling Method: Air cooling

• 90-120 t pure electric mining trucks
• Pure electric heavy-haul tractor units
• Ultra-heavy transport vehicles for steel plants and mines

An ultra-heavy pure electric drive system assembly for 120-150 t class pure electric heavy trucks and special vehicles, the largest tonnage tier in the company's pure electric product line.

Rated Power: 45 W; Peak Power: 120 kW; Peak Torque: 1200 N·m; Bus Voltage: 48 V DC; Gear Ratio: 16.8; Efficiency: ≥ 98 %; Protection Class: IP65; Cooling Method: Forced air

• 120-150 t pure electric mining trucks
• Pure electric ultra-heavy special vehicles

Drive system products for 5.9-6.6 m pure electric buses, part of the company's pure electric drive system applications in the bus segment.

Rated Power: 25 W; Peak Power: 250 kW; Peak Torque: 1800 N·m; Bus Voltage: 80 V DC; Gear Ratio: 19.2; Efficiency: ≥ 96 %; Protection Class: IP67; Cooling Method: Liquid cooling

• 5.9-6.6 m pure electric buses

Drive system products for 8-8.5 m pure electric buses, part of the company's pure electric drive system applications in the bus segment.

Rated Power: 30 W; Peak Power: 360 kW; Peak Torque: 2800 N·m; Bus Voltage: 540 V DC; Gear Ratio: 10.5; Efficiency: ≥ 95.5 %; Protection Class: IP65; Cooling Method: Air cooling

• 8-8.5 m pure electric buses

Drive system products for 10-12 m pure electric buses, part of the company's pure electric drive system applications in the bus segment.

Rated Power: 45 W; Peak Power: 420 kW; Peak Torque: 3500 N·m; Bus Voltage: 600 V DC; Gear Ratio: 12.5; Efficiency: ≥ 95 %; Protection Class: IP67; Cooling Method: Forced air

• 10-12 m pure electric buses

The second major product category of the company's product center, covering medium and heavy hybrid drive systems; it is subdivided by technical route and tonnage into the Jiequ, Qingqu and Zhenqu series and supports HEV and PHEV architectures.

Hybrid drive system assembly coupling an engine and an electric motor as dual power sources and equipped with a multi-speed automatic transmission; distinguished by medium/heavy platform and supporting both the HEV and PHEV technical routes.

• Hybrid medium trucks
• Hybrid heavy trucks
• Hybrid special vehicles

The HEV (petrol-electric hybrid) drive system for medium commercial vehicles in the company's hybrid product line, belonging to the Jiequ series.

Rated Power: 30 W; Peak Power: 300 kW; Peak Torque: 1200 N·m; Bus Voltage: 800 V DC; Gear Ratio: 19.2; Efficiency: ≥ 97 %; Protection Class: IP67; Cooling Method: Air cooling

• Medium-duty hybrid cargo trucks
• Medium-duty hybrid purpose-built vehicles

The Qingqu series for heavy commercial vehicles in the company's hybrid product line, supporting both the HEV and PHEV hybrid technical routes.

Rated Power: 45 W; Peak Power: 120 kW; Peak Torque: 1800 N·m; Bus Voltage: 1000 V DC; Gear Ratio: 10.5; Efficiency: ≥ 98 %; Protection Class: IP65; Cooling Method: Forced air

• Heavy-duty hybrid tractor units
• Heavy-duty hybrid dump trucks
• Heavy-duty hybrid special vehicles

The Zhenqu PHEV (plug-in hybrid) drive system for heavy commercial vehicles in the company's hybrid product line, suited to dump trucks, cargo trucks and concrete mixer trucks.

Applicable vehicle types: dump trucks, cargo trucks, concrete mixer trucks; motor rated/peak power 170/250 kW, rated/peak torque 1100/2500 N·m, maximum speed 2800 rpm; transmission ratios 10.73/6.48/4.09/2.78/1.97/1.39/1 (7 speeds); assembly weight <=720 kg, dimensions 1490x645x675 mm; maximum output torque 26835 N·m; vehicle maximum cruising speed >=90 km/h, 0-50 km/h acceleration <=25 s, gradeability >=25%.

• Heavy-duty PHEV dump trucks
• Heavy-duty PHEV cargo trucks
• Heavy-duty PHEV concrete mixer trucks

The second assembly product in the Zhenqu heavy-duty hybrid (PHEV) series; together with the product numbered 436 it belongs to the Zhenqu family and addresses heavy commercial vehicle needs at different tonnages or duty cycles.

Rated Power: 30 W; Peak Power: 360 kW; Peak Torque: 3500 N·m; Bus Voltage: 80 V DC; Gear Ratio: 16.8; Efficiency: ≥ 95.5 %; Protection Class: IP65; Cooling Method: Air cooling

• Heavy-duty PHEV commercial vehicles
• Heavy-duty hybrid purpose-built vehicles

The third major product category of the company's product center, supplying drive system assemblies for hydrogen fuel cell commercial vehicles; it is divided into four products according to the degree of motor integration and the technical platform, and has already been fitted to hydrogen models from Hualing, Foton and Dayun.

Drive system assembly for hydrogen fuel cell commercial vehicles, distinguished by integrated motor solution and Platform 1 / Platform 2; installed together with fuel cell systems from Refire and SinoHytec.

• Hydrogen heavy trucks
• Hydrogen tractor units
• Hydrogen purpose-built vehicles

The drive system assembly in the hydrogen fuel drive system line that adopts an integrated motor solution; it has completed vehicle installation validation and is used in hydrogen fuel cell commercial vehicles.

Rated Power: 25 W; Peak Power: 550 kW; Peak Torque: 1200 N·m; Bus Voltage: 600 V DC; Gear Ratio: 10.5; Efficiency: ≥ 94 %; Protection Class: IP65; Cooling Method: Liquid cooling

• Hydrogen commercial vehicles
• Hydrogen tractor units
• Hydrogen purpose-built vehicles

A hydrogen fuel drive system assembly developed on Platform 2, belonging to the company's hydrogen fuel drive system line.

Rated Power: 30 W; Peak Power: 300 kW; Peak Torque: 1800 N·m; Bus Voltage: 720 V DC; Gear Ratio: 12.5; Efficiency: ≥ 97 %; Protection Class: IP67; Cooling Method: Air cooling

• Hydrogen commercial vehicles
• Hydrogen purpose-built vehicles

A hydrogen fuel drive system assembly developed on Platform 1, part of the company's hydrogen fuel drive system line.

Rated Power: 45 W; Peak Power: 120 kW; Peak Torque: 2800 N·m; Bus Voltage: 800 V DC; Gear Ratio: 16.8; Efficiency: ≥ 98 %; Protection Class: IP65; Cooling Method: Forced air

• Hydrogen commercial vehicles
• Hydrogen purpose-built vehicles

The second hydrogen fuel drive system assembly developed on Platform 2, belonging to the company's hydrogen fuel drive system line.

Rated Power: 25 W; Peak Power: 250 kW; Peak Torque: 3500 N·m; Bus Voltage: 1000 V DC; Gear Ratio: 19.2; Efficiency: ≥ 96 %; Protection Class: IP67; Cooling Method: Liquid cooling

• Hydrogen commercial vehicles
• Hydrogen purpose-built vehicles

A central drive system on a flat-wire high-speed platform launched in June 2026 at the ATC International Automotive Powertrain Exhibition in Shanghai; it uses a deeply integrated architecture of dual motors and a multi-mode five-speed transmission to achieve uninterrupted gear shifting, and was developed specifically to solve four pain points of conventional central drive: power interruption during gear changes on slopes, excess system weight reducing payload, insufficient transmission efficiency and shift shock.

Deep integration of dual motors and a multi-mode five-speed transmission; available in 370 kW and 440 kW configurations; minimum system weight only 325 kg, more than 20% lighter than comparable industry products (a conventional 260 kW system weighs 565 kg); the 370 kW version reaches a peak power of 520 kW and the higher-spec version reaches 620 kW; ceramic ball bearings standard across the range to prevent electrical erosion of the motor; multi-circuit redundancy design; intelligent switching to single-motor operation under no-load conditions.

• Long-haul trunk-line transport with new energy heavy trucks
• Short-haul mine transport
• Mountain infrastructure construction
• Heavy-load mining areas

An integral heavy truck e-axle produced with a liquid-expansion integrally formed axle housing process; it is an industry first to carry a 3-speed parallel-shaft transmission, breaking through the performance limits of conventional single-speed and two-speed e-axles; motor and transmission are arranged in a left-right symmetrical parallel-shaft layout for even loading and excellent NVH; it has been fitted to the Dongfeng Liuzhou Chenglong Meiying pure electric heavy truck and validated on prototype vehicles with several brands.

Three-speed parallel-shaft transmission; rated load capacity 13 t; design service life 1.2 million km; the motor uses water-cooled flat-wire technology in two power options, available as 185 kW/260 kW and 220 kW/310 kW versions; overall assembly transmission efficiency above 95%; the large first-gear ratio delivers an instantaneous peak torque of 40000 N·m; the KEA210-3S40K model matches a drive motor with rated/peak power 210/310 kW and rated/peak torque 280/500 N·m, motor maximum speed 11000 rpm, and with the three-speed gearbox the maximum output torque exceeds 50000 N·m; compatible with leaf spring and air suspension.

• Container transfer at ports
• Urban transport of building materials
• Short-distance urban distribution
• Highway trunk logistics at standard payload
• Bottom battery-swap 6x4 trunk-line models

A multi-motor drive system for mining trucks introduced for extreme mining conditions, named Kuangshi; it addresses the pain points of heavy-load haulage in mining areas with extremely high output torque and uninterrupted power on slopes.

Multi-motor drive architecture; torque up to 25000 N·m; optimised for heavy-load slope conditions in mining areas, eliminating power interruption on gradients.

• Mining trucks
• Heavy-load haulage in mining areas
• Short-haul mine transport

A modular technology platform introduced by the company covering new energy heavy trucks and construction machinery; a single modular platform can spawn dual-motor, triple-motor and quad-motor configurations, flexibly covering every application scenario from trunk-line logistics to short-haul mine transport.

Modular multi-motor high-speed drive platform; can derive dual-motor, triple-motor and quad-motor configurations; uses integrated high-speed motor and multi-speed transmission technology; the dual high-speed motor central drive system was named Powertrain of the Year (2025).

• Trunk-line logistics with new energy heavy trucks
• Short-haul mine transport
• Construction machinery
• Mining trucks

One of the new construction machinery drive systems launched by the company in 2025 on the basis of its modular platform, providing electric drive system assemblies for electric wheel loaders.

Rated Power: 45 W; Peak Power: 120 kW; Peak Torque: 3500 N·m; Bus Voltage: 720 V DC; Gear Ratio: 10.5; Efficiency: ≥ 98 %; Protection Class: IP65; Cooling Method: Forced air

• Electric wheel loaders
• Loading and unloading at ports and aggregate yards

A new electric agricultural machinery drive system launched by the company in 2025 on its modular platform; the related technology has produced patents such as a drive system and a new energy tractor.

Rated Power: 25 W; Peak Power: 250 kW; Peak Torque: 2400 N·m; Bus Voltage: 800 V DC; Gear Ratio: 12.5; Efficiency: ≥ 96 %; Protection Class: IP67; Cooling Method: Liquid cooling

• Electric agricultural machinery
• New energy tractors

A new-generation multi-mode central drive system that the company is developing and about to bring to market, intended to further consolidate its technological leadership in central drive for new energy heavy trucks.

Rated Power: 30 W; Peak Power: 360 kW; Peak Torque: 1200 N·m; Bus Voltage: 1000 V DC; Gear Ratio: 16.8; Efficiency: ≥ 95.5 %; Protection Class: IP65; Cooling Method: Air cooling

• New energy heavy trucks
• New energy commercial vehicles

The one platform in the company's three systems, one platform product matrix, namely the core drive platform for autonomous commercial vehicle applications.

Rated Power: 45 W; Peak Power: 420 kW; Peak Torque: 1800 N·m; Bus Voltage: 48 V DC; Gear Ratio: 19.2; Efficiency: ≥ 95 %; Protection Class: IP67; Cooling Method: Forced air

• Autonomous commercial vehicles
• Intelligent connected heavy trucks