Government procurement case and bid-winning solution analysis of the Ford New Generation V348 service vehicle in Tianjin: In northern Chinese cities, whether a service vehicle can start reliably during cold waves reaching -20°C directly impacts the continuity of municipal sanitation operations. Today, we analyze a real-world procurement case from a municipal sanitation department in Tianjin, delving into the bid-winning solution for the Ford New Generation V348 service vehicle—particularly how after-sales terms alleviate the purchaser’s concerns, and how Chengli Special Purpose Vehicles’ ‘lifetime after-sales support’ ensures stable equipment operation. I. Case Background: Procurement Requirements of a Municipal Sanitation Department in Tianjin In November 2025, a municipal sanitation department in Tianjin issued a service vehicle procurement tender with a budget cap of approximately RMB 338,000, planning to acquire two mobile service vehicles built on the Ford New Generation V348 chassis, intended for winter road inspection, emergency equipment repair, and material transportation. The tender documents explicitly required: vehicles must be equipped with an anti-freeze starting system and low-temperature hydraulic stabilization device, and must provide at least a 2-year full-vehicle warranty. Ultimately, Chengli Special Purpose Vehicles secured the contract and successfully delivered two units, leveraging its comprehensive after-sales solution and localized service capability. “We were most concerned about the vehicle stalling in winter,” stated the procurement manager of the department. “Temperatures below -10°C are common in Tianjin winters; if the hydraulic system freezes or the engine fails to start, the entire operation plan collapses.” This concern was translated into specific technical clauses in the tender documents: engine cold-start capability must be guaranteed down to -25°C, and the hydraulic system’s operational temperature range must span from -30°C to +80°C. II. How Were After-Sales Terms Structured in the Contract? In this bid-winning solution, Chengli Special Purpose Vehicles’ contractual after-sales terms significantly exceeded industry standards, including the following key provisions: • Chassis Nationwide Warranty: The Ford New Generation V348 chassis is covered by the original manufacturer’s 3-year or 100,000-kilometer warranty, supported by over 2,000 authorized service stations nationwide. • Lifetime Uppers Body Support: Chengli guarantees lifetime technical support for all upfitted components—including the hydraulic system, electrical equipment, and body structure—with free repairs for non-man-made failures (only parts cost charged). • Winter-Specific Assurance: For northern regions, Chengli provides complimentary pre-winter inspections annually, covering antifreeze fluid replacement, pre-heating system verification, and hydraulic oil viscosity adjustment. • 24-Hour Response Commitment: The after-sales team pledges to deliver a resolution within 2 hours of receiving a service call; spare parts are shipped directly via SF Express or JD Logistics and guaranteed to arrive within 24 hours—ensuring rapid equipment restoration. These terms were formally incorporated into the contract as an annex titled 'After-Sales Service Commitment Letter', bearing Chengli Special Purpose Vehicles’ official company seal. The procuring entity noted that such a ‘lifetime after-sales’ commitment is rare in the special-purpose vehicle industry and directly alleviated their key concerns. III. Common After-Sales Dispute Types and Chengli’s Mitigation Strategies In government procurement, after-sales disputes frequently arise in the following areas: • Winter Starting Difficulties: Northern users often report failure to ignite engines under extreme cold or sluggish hydraulic system response. For this project, Chengli selected the CLW5070GSSD6 low-temperature hydraulic system—explicitly rated for operation between -30°C and +80°C—an