VIETNAM JINQUAN COPPER CO LTD, an Exporter specializing in copper‑derived hardware such as brass components, valves and fittings, shows a strong, US‑focused trade pattern: over the past year it averaged 4‑7 shipments per month, primarily from Vung Tau and Port Redón, consistently unloading at Long Beach, Los Angeles and Newark. The top buyer, Reliance Worldwide Corp, accounts for roughly 40 % of total weight, while other repeat partners include Durst Corp, PrimeTrade Inc and C S B International, indicating diversified but repeat demand. HS Code 848140 dominates the catalogue, suggesting standardized product classification and easing customs processing. For Buyers, the firm’s regular schedule, sizable TEU usage and stable port routing signal reliable supply and predictable lead times for copper hardware. For Customs Brokers, the repeat HS codes, consistent loading ports and clear partner history support smooth documentation, high clearance efficiency and low risk of classification disputes. Overall, the company presents a dependable sourcing option with well‑documented logistics and a proven US market footprint.