Ningbo toolwell automatic control equipment Technology Co., Ltd. specializes in manufacturing HVAC (air conditioning system for central air conditioner) end control products, including general air damper actuator, fast running damper actuator, spring return damper actuator, fire and smoke damper actuator, smoke control damper actuator , electric ball valve and other relative products. The company has more than 10 years’ experienced team which professionally in damper actuator’s design and application, with CNC machine tools, injection molding machines, gear hobbing machines, hydraulic machines and other equipment, adhere to the principle of independent production, strict quality control, adhering to independent innovation, quality first, quality for survival, quantity for development, to provide customers with high-quality damper actuators. The company is located at No. 437 XingCi Fourth Road, Hangzhou Bay New District, Ningbo, only 28 kilometers away from the downtown of Ningbo, only 1.5 hours from Ningbo port, only 2 hours from Shanghai port and Shanghai airport, with convenient transportation and superior geographical environment.