I am part of the British secretary elda group, owned Chinese mainland city of shenzhen in guangdong province, futian district, a roadside del domestic subsidiary, shenzhen, wei leisi technology Co., Ltd., is set research and development, production, sales in wireless voice transmission in the field of professional manufacturing business, the company mainly engaged in wireless transmission of voice, chips, components, modules, infrared headphones, wireless headset, wireless speakers, wireless conferencing systems, wireless systems, such as teaching, OEM, ODM. Quality of service quality and integrity of the general attitude of the domestic / external customer service.