Dongyang Hengda Metal Bellows Co., Ltd., located in Xicheng Industrial Park, Baiyun Development Zone, Dongyang City, Zhejiang Province, was established in April 2000 with a registered capital of 4.5 million yuan. It is a national high-tech enterprise integrating research, development, production and sales of metal bellows, with an annual production capacity of 100 million. The products cover the fields of automobile, gas control, air conditioner, refrigerator, heating, pneumatic control, etc. The market covers all provinces and cities in China, and is exported to Europe, Japan, South Korea, Southeast Asia and other countries and regions.