GEDIAO/格调
Producers/Manufacturers:

Yinyue International Group Ltd./  音悅國際集團有限公司

Shenzhen Yinyue Hongsheng Technology Co., Ltd./  深圳市音悦宏盛科技有限公司

Shenzhen Lytel Communication Equipment Co., Ltd./  深圳市路威特尔通讯设备有限公司

Official Websites/Webstores:

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