Dandong Hengli Heavy-Duty Automobile Spring Factory located in Dandong China is a large enterprise specialized in auto leaf spring, parabolic leaf spring and Z-leaf spring. We have already produced automotive leaf springs for more than 10 years. The use of our products ranges from heavy-duty truck to light vehicle. Thousands of tons of annual capacity.Use high-quality spring steel 55SiMnVB, 50CrVA, 55CrMnA, 60Si2Mn (SUP7, SUP9, SUP11) and other materials to produce automotive steel spring. A series of domestic light vehicles, medium and heavy cars, bus and more than 200 variety of imported vehicles At the same time, we can replace the user drawing design or provide a variety of shaped spring as clients. Our company has perfect production, management and research and development system, executive Qcn29035-91 standard, equipped with advanced production equipment and automotive leaf spring testing equipment. We serve a number of international markets, many products have been exported to many countries and achieved a good reputation. We are guided by: the quality of survival, adhere to the "high-quality, low-cost, multi-species, seeking win-win" business purposes for the majority of customer service, sincerely welcome all friends to cooperate and develop together. Our products have obtained international quality management system certification.