The corporation keeps to the operation concept "scientific management, superior quality and performance primacy, consumer supreme for hengko filter, Humidity Sensor Kit , Combustible Gas Leak Detector , Gas Leak Sensor ,Gas Detector Sensor . Our company quickly grew in size and reputation because of its absolute dedication to high quality manufacturing, high value of products and excellent customer service. The product will supply to all over the world, such as Europe, America, Australia,Karachi , Wellington ,Slovakia , Latvia .By adhering to the principle of "human oriented, winning by quality", our company sincerely welcomes merchants from at home and abroad to visit us, talk business with us and jointly create a brilliant future.