... , and smart profile, they are widely used in the field of hydraulic pressure, medicament and sanitation, constant pressure water ... us: Hiking Instrument Co., Ltd. was established in 2003, located in the beautiful city Ningbo, which is at the ... thermometers, thermowells, transmitters (sensors & transducers), pressure valves, ball valves, and needle valves. Our company takes quality as top priority, and ...