We have the CE and ROHS certificate for pressure transmitters, like UPB1, UPB2, UPB5, UPB7, UPB9 models. For level transmitter, like ULB6-a and ULB-I models. For intelligent pressure transmitters, like UIB1, UIB5 and UIB6 models. For digital pressure gauges, like UIY6 and UIY9 models. For digital pressure switch and controllers, like UPS2 and UPS3 models.