Location and Size
Sound Long Co., Ltd is located in Changzhou, a booming city in Yangtze River delta in East China, covering an area of more than 20, 000 square meters. Established in 1998, the company has developed into a manufacturer of loudspeakers, Hi-fi sound boxes, home theatre series of sound boxes with fixed assets of 40 million yuan (about 5 million US dollars) and 700 staff members.

Products
Sound Long provides 400 kinds of speakers for automobile, computer, telecom, TV set, as well as more than 100 kinds of sound box system. With six loudspeaker assembly lines, two sound box assembly lines, three voice coil manufacturing lines and 23 punch machines, the company produces 1.5 million pieces of loudspeakers and 100, 000 pieces of sound boxes every month.

International Cooperation
In 1989, the company started cooperation with several Japanese loudspeaker manufacturers, through which Sound Long learned advanced management and production technology. In 1999, the company invited Japanese loudspeaker design engineers to design high and middle level products.

Company Philosophy
The company quality policy is "fine selection of material, elaborate operation and whole-hearted service".

Major Clients
As 98% of its products export to Europe, America and Japan, the company's major clients are international corporations including Sony, Siemens, Thomson, Alcatel, Sharp and the National.

Quality Recognition
In 1997, the company gained ISO9002 international quality system assurance certificate. In 1999, the company gained ISO14001 environment management system certificate. In 2002, the company gained ISO9001: 2000 certificate. In 2005, the company gained ISO/TS16949 certificate.