CAZN had been producing waterproof connector for more than 10 years,and the founder have 20 years waterproof connector experience,the factory is ISO9001 certificated , anaual sales more than 20million USD,more than 300 workers , and we can offer free sample to test . The products include M5 M8 M9 M12 M16 7/8 M23 connector,waterproof USB TYPE-C Micro USB FDDI,HDMI connector,MIL-DTL-26482 connector,heavy duty connector