cross-border shipments. Haikuo Trading supports retailers, distributors, and other business buyers that purchase iPhones in volume across multiple models and generations. Devices are tested for functional performance, cosmetic condition, and battery health to align with defined quality grades. The company also manages warehousing, export administration, and worldwide shipping for large orders of pre-owned smartphones. Through these activities, Haikuo Trading operates within the secondary electronics market and facilitates structured B2B trade in pre-owned mobile devices.