... develop, manufacture and sell call center headset . call center headphones . Our products include Call Center Products :We designed for the ... workshop, plastic injection molding, cable molding, spraying, printing, speaker production & headset assembling …etc., JOYSTAR is now a leading ... CO., LTD Sales office address : 7A202 New Business Center Qiaotou Town Dongguan City Guangdong CHINA Factory place : ...