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Shenzhen Hammysonic Electronic Co., Ltd is a professional manufacturer and supplier in multimedia computer headphones.
The company has a strong team of technical quality and advanced electro-acoustic test equipments. Our products have past the ISO 9001: 2000 international quality management system certificate, RoHS, CE and FCC certificate.
Rely on quality, our products have been sold all over the world, especially in Europe, and have attained renown from domestic and international customers.