Question 1

What's your quality guarantee?

Accepted Answer

We are a government-certified enterprise recognized by China's Ministry of Industry and Information Technology (MIIT). We have passed ISO, CCC, SGS certifications, and also hold export qualifications. Our products undergo 100% testing before delivery. Additionally, Chengli Group is ranked among the Top 500 Chinese Private Enterprises, standing at 320th place in 2025. We are also included in Hubei Province's "World-Class Enterprise" cultivation pool. Our products have supported major national missions, including providing medical monitoring vehicles for the Shenzhou-13 manned space mission.

Question 2

Are you a factory or trading company?

Accepted Answer

Chengli is the original manufacturer, not an intermediary or agent. We have our own R&D, production, and sales teams.

Question 3

Where is your factory located? How can I visit there?

Accepted Answer

The address is at the intersection of Xingguang 1st Road and Suizhou Avenue in Suizhou City, Hubei Province, China. We can arrange airport pick-up and accommodation. Please contact us in advance.

Question 4

What are your main products?

Accepted Answer

Fire and emergency response vehicles, tanker trucks, sanitation trucks, refrigerated trucks, aerial work platforms, wreckers, concrete mixers, powder material transporters, pressure vessels, and skid-mounted fueling stations. Annual production capacity exceeds 10,000 units.

Question 5

What are your terms of payment and delivery?

Accepted Answer

Generally, 30% T/T deposit in advance. Terms are EXW, FOB, CFR, CIF. We can also negotiate based on order value.

Question 6

What is your minimum order quantity (MOQ)?

Accepted Answer

Generally, MOQ is 1 unit for most products. For special customizations, we can discuss based on the project.

Question 7

How about your delivery time?

Accepted Answer

Typically 10 to 25 days after receiving your advance payment, depending on the items and quantity. Complex customizations may take longer.

Question 8

What is the warranty period for your products?

Accepted Answer

The warranty period for export vehicles is generally 12 months, based on the order. We also provide free parts and technical support during warranty.

Question 9

Could your company manufacture products based on my requests?

Accepted Answer

Yes, we can. With our R&D team, Chengli Group specializes in engineering design and manufacturing of special-purpose vehicles. We can provide any product according to your requirements, such as capacity, painting, dimensions, markings, engines, and even chassis.

Question 10

Can you make OEM or ODM?

Accepted Answer

Yes, we welcome OEM and ODM business. We can produce vehicles with your brand, design, and specifications.

Question 11

Do your special vehicles comply with national safety standards?

Accepted Answer

Yes, we can customize vehicles to meet various international standards (e.g., Euro V/VI, EPA, ADR, TPED) and local regulations according to your destination country.

Question 12

Can you adapt vehicles to different national regulations (e.g., LHD/RHD)?

Accepted Answer

Yes, we have experience adapting vehicles to various markets. We can provide left-hand or right-hand drive, select appropriate engines meeting local emission standards, and adjust configurations to comply with local road traffic regulations.

Question 13

Do your vehicles have certifications such as CE, ADR, TPED?

Accepted Answer

Yes, for relevant products (e.g., tankers, pressure vessels), we can provide certifications like ADR, TPED, and CE. Our cylinders and tanks are manufactured to ASME, ISO, and GB standards.

Question 14

What is the price of your product?

Accepted Answer

As a direct factory, we offer competitive prices. Please contact us with your detailed requirements (model, specifications, quantity) for a quotation. We also welcome you to visit our factory for further discussion.

Question 15

Do you test all your goods before delivery?

Accepted Answer

Yes, we have 100% test before delivery, including functionality, pressure, leakage, and road tests to ensure reliability.

Question 16

What after-sales services do you provide?

Accepted Answer

We provide comprehensive after-sales services, including free parts, maintenance, repairs, technical support, on-line tech support, and worldwide service network assistance.

Question 17

Can your products operate in extreme temperature environments?

Accepted Answer

Yes, we can design vehicles for extreme conditions. For example, cold-resistant packages (down to -40°C) with special materials and heating systems, or tropical packages (up to +50°C) with enhanced cooling. We have experience with various climate zones.

Question 18

Do you provide operator and maintenance training?

Accepted Answer

Yes, we offer on-site training at your location or at our factory. Training covers vehicle operation, safety procedures, daily maintenance, and troubleshooting.

Question 19

Can you supply spare parts long-term?

Accepted Answer

Absolutely. We maintain a comprehensive spare parts inventory and can supply genuine parts for the entire life cycle of the vehicle. We ship worldwide.

Question 20

How can I get a quotation for a specific vehicle?

Accepted Answer

Please send us your requirements: vehicle type, capacity, chassis brand preference, special features, destination country, and quantity. Our sales team will provide a detailed quotation within 24 hours.

Item	Parameter	Item	Parameter
①Basic Info.
Overall Dimensions (L×W×H)	8450 × 2500 × 3200 mm	Load Capacity	11 / 15 tons
Transport Package	Bare painting and waxing treatment	Transportation	Ro-Ro / Bulk ship / Container vessel
Production Capacity	100 units/month	Tare Weight	Approx. 7410 kg
Origin	Hubei, China	Delivery Time	Within 30 days
②Chassis Specification
Chassis Brand	Dongfeng	Model	DFL1140B2-KG2E-952-012J
Drive Wheel	4×2	Wheelbase	4500 mm
Driving Position	LHD or RHD	Cabin Seats	3
Cabin Color	According to customer requirements	Engine Model	Cummins B210 33
Emission Standard	Euro II / Euro III / Euro IV / Euro V / Euro VI / Customized to specification	Engine Rated Power	154 kW
Engine Horsepower	210 HP	Engine Max Torque	700 N·m @ 1200–1800 rpm
Engine Number Of Cylinders	6	Engine Displacement	5.9 L
Transmission Model	8JS85TE-C	Pto	yes
Forward Gears	8	Reverse Gears	2
Transmission Type	Manual	Synchronized	Yes
Transmission Gear Ratios	Forward: 9.65, 6.46, 4.32, 3.19, 2.23, 1.50, 1.00, 0.74; Reverse: 9.81, 2.27	Front Axle	Load capacity 6 tons
Rear Axle	Load capacity 10 tons	Axle Gear Ratio	Single reduction, ratio 5.29
Tire Specification	10.00R20	Fuel Tank Capacity	160 L
Fuel Tank Type	Steel fuel tank	Electric System	24 V
Brake Type	Front and rear drum brakes	Braking Method	Air brake, air cut-off brake, ABS
③Upper-Body Specification
Sewer Cleaning And Vacuum Truck Tank Volume	7 cbm	Sewer Cleaning And Vacuum Truck Tank Materials	Carbon steel or stainless steel
Sewer Cleaning And Vacuum Truck Suction Tube	100mm Carbon Steel Pipe, 8m Black Rubber Hose	Sewer Cleaning And Vacuum Truck Suction Depth	≥7 m
Sewer Cleaning And Vacuum Truck Rear Tank Door Opening Type	Automatic (hydraulic cylinder)	Sewer Cleaning And Vacuum Truck Rear Door Ball Valve	DN150mm Discharge Ball Valve
Sewer Cleaning And Vacuum Truck Water Level Observation Pipe	Equipped for internal tank viewing	Sewer Cleaning And Vacuum Truck Lift Angle Of Tank	Approx. 30°
Sewer Cleaning And Vacuum Truck Vacuum Sewage Pump	China vacuum pump or customized, 1000–1500 L/min	Sewer Cleaning And Vacuum Truck Multi Valve	Manual operation
Sewer Cleaning And Vacuum Truck Max Operating Vacuum Absolute Pressure	0.1 MPa	Sewer Cleaning And Vacuum Truck Work Efficiency	0.94
Sewer Cleaning And Vacuum Truck The Lifting Hydraulic Cylinder	2 pcs, made in China or customized	Sewer Cleaning And Vacuum Truck The Rear Door Cylinder	2 pcs, made in China or customized
Sewer Cleaning And Vacuum Truck Vacuum Pressure Gauge	1 pc, made in China or customized	Sewer Cleaning And Vacuum Truck Negative Pressure Safety Valve	1 pc, made in China or customized
Sewer Cleaning And Vacuum Truck Inspection Manhole	Glass manhole cover for tank interior inspection	Sewer Cleaning And Vacuum Truck Level Gauge	Standard equipped
Sewer Cleaning And Vacuum Truck Tank Inside Treatment	Anticorrosion and antirust	Sewer Cleaning And Vacuum Truck Effective Suction Range	>8 m
Sewer Cleaning And Vacuum Truck Sewage Suction Hose Length	8 m	Sewer Cleaning And Vacuum Truck Suction Tube Diameter	100 mm
Sewer Cleaning And Vacuum Truck Discharge Tube Diameter	150 mm	Sewer Cleaning And Vacuum Truck Vacuum Pump	Chinese brand, Italy brand or other imported brand
Sewer Cleaning And Vacuum Truck Other Equipment	Oil-gas separator, water-gas separator, four-way valve

Chengli Special Automobile Co., Ltd.

dongfeng 7cbm sewer cleaning vacuum truck

dongfeng 7cbm sewer cleaning vacuum truck

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