FENLI is an authoritative global manufacturer of automotive cleaning hardware, specializing in auto interior vacuum systems engineered for commercial detailers, fleet operators, and retail brands worldwide. Operating from modern ISO9001-certified production facilities, FENLI incorporates multi-axis CNC tooling, automated SMT board soldering, and precise digital airflow calibration to ensure microscopic manufacturing precision. Our auto interior vacuums combine high-torque digital brushless motors, high-density lithium power modules, and ergonomic ABS structural frames designed for heavy daily usage. FENLI’s experienced R&D division holds over 25 design patents, offering complete OEM/ODM customization including custom motor power tuning, private-label logo etching, specialized attachment toolings, and custom retail presentation boxes. Partnering with FENLI grants enterprise buyers direct-factory wholesale pricing, scalable volume supply, and secure global supply chain logistics.