Zhejiang Kangsheng is a professional manufacturer of high pressured tubes and extension products for refrigerators, freezers and air-conditional, Since its foundation, Kangsheng adheres to scientific and technological innovation,explores the application and substitution of new materials in refrigeration industry, developing energy-saving and environmental friendly products. First to apply the technology of “using steel instead of copper, using aluminum instead of copper”, achieves fruitful results. Made a great contribution of reducing manufacture cost of refrigerator and air conditioner. Currently produced steel tube, aluminum tube, copper tube, micro channel heat exchanger, condenser and evaporator are widely used by well-known home appliance enterprises. Kangsheng is the largest manufacturing base of refrigeration pipes with the most complete specifications, the biggest production capacity and the deepest of products extending. Refrigeration pipes have occupied 70% share of domestic home appliance market and obtained over 70 national patents. The company has been awarded as Zhejiang Integrity Demonstration Enterprise, Hangzhou Environmental Protection Model Enterprise and Hangzhou Industrial Industry Leading Backbone Enterprise. 2012, The Nation’s first intellectual property enterprises, 2013, The famous trademark of zhejiang province, 2014, The first batch of countries through intellectual property management system certification enterprises, won the title of national high-tech enterprises, 2015, Company R&d center was identified as Zhejiang provincial high-tech enterprise research and development center, 2016, "Refrigeration welded steel pipe” is rated Zhejiang famous brand products, won the national intellectual property advantage enterprise honorary title, 2017, Company was named well-known firms in Zhejiang province, 2019, The research and development project of high efficiency and energy saving innovation technology of microdiameter steel pipe of the company won the third prize of Zhejiang Provincial Science and Technology Progress Award. In?the?pursuit?of?excellence,?sustainable.?Kangsheng?people?are?believing?in?the?values?of?sincerity,?devotion,? cooperationand?sharing,working?hard?towards?the?grand?goal?of?“Word?Kangsheng,?Culture??Kangsheng,?100- billion?Kangsheng,?Evergreen?Kangsheng”.