Jerry@jlmeter.com
Large size mechanical or photoelectric w
Mini solenoid valve miniature electromag
Large size RF card prepaid valve control
Iron muti-jet pulse output water meter
Pipe section for the water meters
IOT single phase meter（NB-IoT、LoRa）
Economical nylon type water metrer
Three phase electricity meter of IOT（NB-
Economical nylon type prepaid water metr
Contact: Jerry
Phone: +86 15530343385 and +86 18920906628
E-mail: Jerry@jlmeter.com
Add: Zhangjiakou City, Hebei Province, China
Jerry Duan
