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About Us


Zhejiang HEC Machinery is the fourth factory of JJ group, located in Taizhou, an economically developed coastal city of Zhejiang Province, a vibrant manufacturing city. The first company of our group was founded in 1986. Our initial vision is to cast world-class products, focusing on the development of aluminum castings with complex structure, such as condensing Heat Exchanger for energy industry, Cylinder Head ,Crankcase for automotive industry, Air Brake Valve for Locomotive industry, etc. We also provide products for industries such as sustainable energy, railways, automobiles, motorcycle parts, medical, machinery, engineering, construction,heat exchanger parts and defense.Our company adheres to the principle of mutual benefit and win-win, products export worldwide, mainly to western European and American countries with excellent quality and reasonable price. We have established long-term and stable cooperative relations with several top 500 enterprises in the world. Our company has the import and export rights of foreign trade, and is a 3A level enterprise awarded by the government with certificates of "Top 10 Industrial Company", "Import and Export Integrity Company", "Top 10 Export Company". In order to better serve customers, our company has set up a sales & services office, assembly and testing production line and bonded warehouse in belfeld in the Netherlands, where close to German border since 2012.

Our group covers an area of 200.000 square meters, with a production capacity of 70.000 tons annually. We have Tooling-,Casting-, Machining- and Assembly workshops, advanced production equipments and testing equipments, we have about 200 shooting machines from hot and cold core boxes, about 100 horizontal and vertical CNC, and X-ray machine, spectrum analyzers, CMM, mechanical properties testing equipments, etc. With exquisite and strong technical know-how and completed testing equipments, we provide high-quality products and first-class services for global customers, especially those in Heating, Automotive and Locomotive industries. We mainly produce aluminum castings with complex structure and many cores combinations. We can provide various casting methods such as sand casting, shell casting, gravity casting, low pressure casting and high pressure casting. Our processes include mold flow analysis, impregnation, welding, machining, assembly, heat treatment, wet & powder painting, chromate, anodizing, tumble finishing and other surface treatments. R & D and Quality Inspection include 3D, 2D software, mold flow analysis software, PPAP, CPK, CMK, 8D report, bursting test, hydrostatic test and air pressure test, etc.