ChingKong Technology Co.Ltd
We are a professional signal jamming device manufacturer,We save life and prevent leakage
Quality control is another crucial aspect in the our operations, after the final quality control inspection has been completed and evaluated, our sales staff always double test all units before delivery. Warranty for all products is 1 year.
Product assembling -- PCB frequency & output power testing -- burn-in testing -- PCB frequency & output power double check -- connect antenna frequency testing -- QC check before packing -- sales double test before delivery.
