TESOR is an ISO9001 certified professional manufacturer of car security alarms & immobillisers, we own fully equipped facillties including high speed SMT, DIP and assembly production lines, with many advanced RF & digital equipment, high-low temperature/EMC-EMI magnetic & noise interference/high voitage static electricity/bibration... reilabillty testing equipment, etc,
we do not only produce superior quailty products at competitive prices, but also develope & manufacture innovative products by using new technology to create the new market.

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