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Declaration of Metal conflict-free
 May 09, 2022|View:748

We herein declare that the products that we manufactured are DRC metal conflict-free, the metal of gold(Au),tantalum(Ta),tungsten(W)、 Cobalt(Co and Tin(Sn) are not derived from or sourced from mines in conflict areas of the Democratic Republic of Congo(DRC), or illegally taxed on trade routes, either of which are controlled by non-governmental military groups.

All suppliers of Universal(Changzhou) Electronics Co.,LTD are requested likewise to fulfill this articles.


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    Responsible for manu-facturing and R & D buzzer series of products, products mainly SMD buzzer, electromagnetic buzzer, piezoelectric buzzer.

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