Joint Sound Limited (JSL) is an EMS manufacturer for advanced SMT, conventional electronics PCB Assemblies and box build products, JSL was established in February 2005 and has successfully passed ISO9001:2000 quality system certification at June 2005, and upgraded to ISO9001:2008 quality system at March 2009.JSL has successfully passed ISO13485:2003 and ANSI/ESD S20.20:2007 since July 2010.

　　JSL has a professional and experienced core management team with the advanced machineries for SMT，ICT and flip chip etc. JSL frequently updates new technologies and know how to provide best competition.

　　Since the company established in 2005, our service provided to different field of customers like computer peripheral, electronics toys, display, optical communication and flip chip products. JSL provides “The best product quality and services for total customer satisfaction.

　　JSL focus to provide market-oriented service on purpose. JSL constantly invest in development and innovation. The company has a professional team with rich experience in production technology. JSL always emphasis on technological improvements and we have reach advanced technical level in China.