ZM ANTENNA is an ISO9001, ISO14001 and RoHS certified manufacturing and R&D company.
Our company has 10 sets of HP Network Analyzer and owns an internal Microwave Anechoic Chamber which allows ZM ANTENNA high-quality product development and superior quality control.
Before production we have Input Quality Control(IQC) procedures and every of the raw material should be check under the quality testing equipment-Universal Tensile Tester, Constant Temperature Humidity Chamber and Salt Spray Test Chamber. Quality and customer satisfaction should always be ZM’s first duty.
We can guarantee to customer, each of our antenna should be go through test under network analyzer before delivery, and each of the antenna must be in the same and stable performance.