Welcome to Jinan Zhongwei Industry & Trade Co Ltd.
PRODUCT CENTER
our products cover more than 600 varieties of 30 categories of internal combustion engine lubricants, industrial gear oils, hydraulic oils, greases, antifreeze, brake fluids, metalworking fluids, marine oils and lubricant additives, etc.
Natural gas engine oil CHG.LNG
The product is suitable for compressed natural gas (CNG), liquefied petroleum (LPG) as fuel for the High power engine lubrication. Packing specification: 18L 4L
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Synthetic Diesel Engine Oil CJ-4
recognized by many mainstream OEM manufacturers, especially for a variety of high-end engines have a comprehensive fleet. Suitable for mining, construction, engineering machinery and other low-speed diesel engines, etc., can be adapted to the use of high-sulfur fuel lubrication needs. Packing specification:18L 4L
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Super Heavy Duty Gear Oil GL-5
It is suitable for all kinds of imported and domestic high-grade buses, heavy-duty trucks and other vehicles, such as railroad It is suitable for lubrication of gear drive axle, drive shaft and transmission of various imported and domestic high-grade passenger cars, heavy-duty trucks and other vehicles, such as railway locomotives.
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Supercharged Diesel Engine Oil CI-4
Adopting unique all-around additive formulation technology, it can be fully utilized in all kinds of naturally-aspirated and turbocharged engines. Various types of naturally aspirated and turbocharged diesel engines, as well as a variety of imported and domestic vehicles, high-horsepower, heavy-duty diesel engines. Packing specification:18L 4L
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Supercharged Diesel Engine Oil CH-4
Using the unique all-round additive formulation technology, it can fully meet the requirements of all kinds of naturally aspirated and turbocharged diesel engines, as well as all kinds of imported and domestic vehicles and other heavy-duty diesel engines. Packing specification : 200L 18L 4L
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Supercharged Diesel Engine Oil CF-4
such as Cummins, Foton Ouman, Jiefang, Shaanxi Automobile, Steyr and other high-power heavy-duty truck diesel engines. diesel engines of various automobile factories at home and abroad. Packing specification:18I
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this product adopts high-quality imported base oil and high-quality additives carefully blended. excellent viscosity and temperature performance can meet the requirements of a wide range of temperatures. Good anti-foaming property can maintain the smooth and efficient transmission of hydraulic force.
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Natural gas engine oil CHG.LNG
The product is made of deep hydrogenated base oil and imported multi-functional additives, especially adding magnesium magnetic factor. Magnesium magnetization factor, modulated by scientific formula technology, for CNG/LPG dual-fuel automobile engine use characteristics. It is specially formulated for CNG/LPG dual-fuel automobile engines.
VIEW MOREABOUT US
Jinan Zhongwei Industry & Trade Co Ltd. is located in Jinan, China, which is known as “Spring City”. The company is a high-tech enterprise integrating R&D, production and sales of lubricants (grease), antifreeze and special oil. The company has advanced automatic production and canning equipment and various professional and technical personnel, using pulse blending, SMB, ABB production line and DCS intelligent operating system. With leading innovative research and development capabilities and advanced production equipment and technology, our products cover more than 600 varieties of 30 categories of internal combustion engine lubricants, industrial gear oils, hydraulic oils, greases, antifreeze, brake fluids, metalworking fluids, marine oils and lubricant additives, etc., which are widely used in the fields of automobiles, metallurgy, electric power, building materials, machinery, mining, petroleum and chemical industry and electronics, etc. The quality of our products has reached the international standards of ISO, APA, ASTM and ASTM. The quality of our products meets the requirements of International Standards Organization (ISO), American Petroleum Institute (API), European Automobile Manufacturers Association (ACEA) and other standards. The company has established an enterprise management concept centered on meeting customers' needs, and is committed to the development of the lubricant business, adhering to the quality as the backing, market-oriented, and service to win the world. We sincerely invite international friends in related industries to establish long-term partnership with us for common development and progress.
MOREMore than 30 product categories
More than 600 varieties
Factory area
Products sold all over the country
FACTORY
Lubricant source factory, wholesale at low prices in large quantities, welcome to choose and buy
Warehousing
Packaging
Packaging
Warehousing
Packaging
Factory
Packaging
WHY CHOOSE US
The quality of our products meets the requirements of International Standards Organization (ISO), American Petroleum Institute (API), European Automobile Manufacturers Association (ACEA) and other standards.
Equipment
The quality of our products meets the requirements of International Standards Organization (ISO), American Petroleum Institute (API), European Automobile Manufacturers Association (ACEA) and other standards.
Team
The company has advanced automatic production and canning equipment and various professional and technical personnel
Equipment
using pulse blending, SMB, ABB production line and DCS intelligent operating system.
BLOG
The quality of our products meets the requirements of International Standards Organization (ISO), American Petroleum Institute (API), European Automobile Manufacturers Association (ACEA) and other standards.
06-30
2025
Super Heavy Duty Gear Oil: New Changes and Market Breakthroughs in Industrial Transmission
In the complex transmission system of industrial production, gears, as key components, bear the heavy responsibility of power transmission and speed change. Under harsh heavy-load conditions, gears face the challenges of high temperature, high pressure and high wear, which puts extremely high demands on lubrication guarantee. Super heavy-duty gear oil came into being and became the key to ensure the efficient and stable operation of industrial equipment. Recently, a series of remarkable progress has been made in technological innovation and market application.
06-24
2025
Vehicle-specific gear oil: performance analysis and complete guide to use
When the gears are meshed under high load, a strong oil film is formed to reduce metal friction and wear, especially for high-precision components such as hyperbolic gears; Quickly remove the heat generated by the operation of the gears to avoid deformation of parts or oxidation of oil due to high temperature; Isolate moisture and air to prevent metal rust, while buffering the impact noise of gear meshing and improving driving smoothness.
03-20
2026
Benefits and Advantages of Lubricants for Vehicles
Lubricants are essential for maintaining vehicle performance, acting as a critical element in reducing friction between moving parts. Their role extends beyond mere lubrication, as high-quality lubricants enhance engine efficiency and longevity by maintaining optimal viscosity and thermal stability across various conditions. One of the key benefits is improved fuel efficiency; by minimizing friction, lubricants help engines operate smoothly, leading to fuel economy improvements of up to 5-10%. This not only saves money for vehicle owners but also benefits the environment. Additionally, modern lubricants are formulated with advanced additives that trap contaminants like dirt and metal shavings, protecting engine components from wear and tear. This proactive protection results in lower maintenance costs and minimizes the risk of unexpected repairs. Ultimately, investing in high-quality lubricants is vital for ensuring the longevity, efficiency, and reliability of vehicles.
