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The Scooter Parts Registry

Chinese engine factory

Yongkang Jiayue Industry Co., Ltd.: every American brand built here

Federal certification records name Yongkang Jiayue Industry Co., Ltd. as the engine manufacturer behind 2 American powersports brands, covering street-legal scooters and motorcycles. Here is the full list, model year by model year.

US brands
2
Model years
2019–2026
Engine families
6
Displacement
249cc

American brands supplied by Yongkang Jiayue Industry Co., Ltd.

Every US certificate holder naming this factory as engine manufacturer
US brand (certificate holder)Model yearsEngine familiesModels certified
Ace Powersports Inc.2019–2026826
Apex Motosports Inc2025–2026342

How this factory appears in the raw federal record

Each importer types the factory name into the certification form by hand, so one factory arrives in the data as many different companies. These 2 strings were reconciled into the single entry above.

  • Yongkang Jiayue Industry & Trading Co., Ltd.
  • Yongkang Jiayue Industry Co., Ltd.

Related in the registry

Source. US EPA annual certification data — EPA Certified Highway Motorcycle Test Results, MY2006-present; EPA Certified Off-Road Motorcycle / ATV / UTV / Rec Vehicle, MY2006-present. Retrieved 2026-09-07. This page describes 9 certificate records naming Yongkang Jiayue Industry Co., Ltd.. Full provenance and method.