United Sources was established on 1987 year with more than twenty years inventory experience and we have many stable & reliable sources. We mainly major in two sides: Official agency for passive component including SHEL-CON etc¡; Spot offer for IC, Making Module, passive component and so on. Our HK warehouse covers about one hundred thousand square feet and standing stocks valued HKD3-4 hundred million. We have more than 300 staffs to serve for all our customers.