Xianyang Dongfeng D6 Blue License Plate, 3-Cubic-Meter Sludge Tipper Truck Government Procurement Case and Solution Analysis In urban environmental management, sludge transportation is one of the core responsibilities of municipal sanitation departments. For applications such as cleaning septic tanks in old residential communities and transferring sludge from wastewater treatment plants, blue license plate 3-cubic-meter sludge tipper trucks—due to their compact size, maneuverability, and eligibility for operation with a Class C driver’s license—have become the preferred choice for grassroots units. Based on publicly announced tender information issued by a municipal sanitation department, this article interprets the winning bid solution developed by Chengli Special Automobile Co., Ltd. (hereinafter referred to as 'Chengli Special Automobile') using the Dongfeng D6 chassis, analyzes its technical highlights and procurement advantages, and provides practical reference for similar projects. I. Project Basic Information According to the public tender notice issued by a municipal sanitation department located in Xianyang City, Shaanxi Province, the project budget was capped at approximately RMB 130,000 (based on local procurement conventions), with the procurement scope covering one unit of a blue license plate, 3-cubic-meter sludge tipper truck for enclosed transport of sludge from small-scale septic tanks and pipelines within the urban area. The tender results were announced in Q3 2025, and Chengli Special Automobile secured the contract and delivered the vehicle, leveraging its mature Dongfeng D6 chassis solution and comprehensive lifecycle service advantages. Key Parameter Comparison Table | Comparison Item | Tender Requirement | Chengli Winning Solution (CLW5040ZXXD6) | |-------------------------|------------------------------------------|---------------------------------------------------| | Chassis Brand | Dongfeng, Foton, or equivalent | Dongfeng D6 | | Emission Standard | China VI | China VI | | Tank Capacity | ≥3 m³ | 3 m³ | | Drive Configuration | Blue license plate; operable with Class C license | Blue license plate (gross vehicle weight ≤4.5 tons) | | Engine Power | ≥70 kW | Quanchai 95 HP (≈70 kW) | | Unloading Method | Hydraulic tipping | Hydraulic tipping + rear door sealing | | Warranty Period | Chassis: 2 years; bodywork: 1 year | Dongfeng chassis: nationwide warranty; Chengli bodywork: lifetime service | | Delivery Lead Time | ≤15 days | 7–15 days | | Reference Landed Price | Budgeted at ~RMB 146,000 | ~RMB 115,000–128,000 (tax-inclusive landed price) | (Note: Specific parameters are subject to the official CLW5040ZXXD6 model specifications published in the MIIT Announcement.) II. Analysis of Chengli’s Winning Bid Factors Based on the public tender information and industry practice, Chengli Special Automobile won this project primarily due to the following three core factors: 1. Significant Cost Advantage: With a budget ceiling of RMB 146,000, Chengli offered a tax-inclusive landed price of approximately RMB 129,000–143,000 (per publicly disclosed tender data)—not only meeting the budget requirement but also delivering savings of about RMB 8,000–15,000 compared to equivalent configurations sourced through authorized 4S dealerships. Its direct factory sales model eliminates intermediary markups, enabling procuring entities to acquire compliant vehicles at lower cost. 2. Rapid Delivery Capability: The project requi