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Inside Our Earbuds Factory in Shenzhen | TWS & Open-Ear Manufacturing

author: Shenzhen Tongyan Technology Co., Ltd.
2026-10-20

Inside our earbuds factory

A quick look inside our earbuds factory in Longgang, Shenzhen.

Our own assembly and aging-test line builds TWS earbuds, open-ear (OWS) models, audio-card + monitoring headset combos and lapel-mic kits for OEM/ODM buyers worldwide.

CE, RoHS and FCC documentation is prepared for EU and US importers. Customization covers logo, colour, retail box and manual language, with low MOQ for market testing.

Website: //www.aiyansj.com
Contact: chenjinghao127@gmail.com | WhatsApp +86 13113651168

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