Dongguan City Extension Bel earphone electronics factory is specialized in producing and processing company, the company has a complete and scientific quality management system, with the ability of independent research and development of new products, development of mold. Extension vocal consistently adhere to the "quality first, customers first, win-win cooperation" integrity, innovation, professionalism, forge ahead for the purpose of development. Modern management model, we are united and progressive spirit, tireless dedication, is the development of the most effective protection. Accurate quality, strict delivery, perfect service is our commitment. We will be higher quality, better pre and after-sales service to customer feedback on our long-term support and trust, we invite the community to visit our old and new friends, deepen understanding and sincere cooperation.