Dongguan HARDWIN CO.,LTD is a professional car amplifier manufacturer founded in 2001,has grown up to a large company with more than 600 experienced workers and 40 R&D engineers,technical advisors and managers.Occupying 25000 square meters with 20000 square meters workshop;Owning series advanced production and test equipments;Having exported our products to Europe and Asia.etc.We are completely capable of developing and producing series products for the customers.Our development owes to the support and trust from our customers.We will offer our customers with high technology,innovating products and excellent service!