Government procurement case of Ford New Generation V348 service vehicle in Lanzhou: Equipment management and winning bid solution analysis under high-altitude, heavy-load operating conditions. In Northwest China—particularly in Lanzhou and its surrounding counties and cities—municipal sanitation authorities face uniquely harsh working environments: high altitude, severe sandstorms, extreme temperature fluctuations, and bumpy roads. These factors impose exceptionally high demands on the durability and reliability of service vehicles (e.g., road inspection vehicles, emergency repair vehicles, equipment transport vehicles). In 2025, the Urban Management Bureau of a district in Lanzhou procured a batch of Ford New Generation V348 service vehicles through public tender for daily road inspections, emergency repairs of sanitation equipment, and material transportation. This article analyzes the vehicle selection rationale, equipment fatigue management strategy, and Chengli Special-Purpose Automobile’s customized solution, using this procurement as a case study. I. Case Background: Equipment Fatigue Challenges under High-Load Conditions Lanzhou lies at the transitional zone between the Loess Plateau and the Qinghai-Tibet Plateau, with an elevation of approximately 1,500–2,000 meters. Winters are cold and dry; summers are hot and arid. The city experiences over 40 sandstorm days annually. The district’s Urban Management Bureau previously relied on light commercial vans retrofitted for service use; after two years of operation, these vehicles commonly exhibited chassis corrosion, aging sealing components, and frequent powertrain failures. Daily high-load operations—including average daily travel distances of 200–300 km and frequent work in dusty environments such as construction sites and landfill facilities—caused rapid equipment ‘fatigue’ accumulation. This procurement required eight Ford New Generation V348 service vehicles, with a budget capped at approximately RMB 1.588 million (per publicly available tender information), primarily intended for: - Road inspection and emergency dispatch (average daily mileage exceeding 250 km) - Minor maintenance and transportation of sanitation equipment (e.g., garbage bins, trash cans) - Rapid delivery of winter snow-removal materials The client explicitly stipulated that vehicles must be adapted to high-altitude and high-sand environments, feature robust dust-proof sealing capabilities, maintain air filtration system service intervals of no less than 5,000 km, and ensure long-term stability of both chassis and upfit under heavy-load conditions. II. Core Pain Points and Chengli’s Solution: Dust-Proof Sealing and Adaptability to Arid/Sandy Environments To address Lanzhou’s unique environmental challenges, Chengli Special-Purpose Automobile (based in Suizhou, Hubei Province, serving over 500 municipal sanitation authorities) delivered a customized solution. Below are the three key pain points most emphasized by the client—and the corresponding design responses: 1. Dust-Proof Sealing: End-to-End Protection—from Air Intake to Driver Cabin Frequent spring sandstorms in Lanzhou mean fine sand particles easily infiltrate engine air intake systems, driveline seals, and the driver cabin. Chengli’s solution, built upon the Ford New Generation V348 chassis, incorporated a triple-layer dust-protection system: - Upgraded air intake system: Installed a cyclonic pre-filter combined with a dual-stage air filter, achieving >99.5% filtration efficiency. Per MIIT announcement model CLW5040XDYJ6 specifications, this intake system is directly engineered for high-dust environments. - Enhanced chassis sealing: Added dust shields to critical components—including wheel hubs, drive shafts, and steering knuckles—and applied anti-corrosion sealing coatings to prevent abrasive sand wear. - Optimized driver cabin sealing: Replaced standard door seals with double-layer silicone gaskets and added under-door sand-deflecting pl