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The Ningbo Songying is specializing in manufacturing and supplying the first class quality expansion valves for the A/C system of automobile. All workshops are operating under certification of TS16949 and ISO14001, with150 employees and 15 engineers to be a customer-oriented team, the Ningbo Songying is your reliable partner worldwide for the automobile A/C. We pleasantly invite you to stay here for knowing much more about us from this website.
●Expansion Valves
-Block Valve-Internal Equalized Expansion Valve
-External Equalized Expansion Valve
-Big Tons Expansion Valve for bus or coach bus
●Charge Types Availablee
-Gas Charge / Cross Charge / Absorbed Charge●Capacity Available
-0.5 Tons thru 3.5Tons (Regular Production)Besides the regular products, we are continuously doing developing new products for the automotive A/C. So many of our production is based on customer's A/C specification and make the OE quality and service.