In June 2022, Darong heavy industry group successfully passed the annual certification audit. After a full range of inspection procedures such as expert group on-site inspection, data review, conversation and inquiry, sampling inspection, it successfully obtained two certificates of environmental management system and occupational health and safety management system certification, which marked that Darong group's environmental protection level and safety production management ability have reached a new level.

As an ISO standard, the quality, environment, occupational health and safety management system, commonly known as the "three systems", is the audit and certification organized by the China Quality Certification Center, and it is also an international general certification standard.

As early as 2008, Darong axle successfully passed the ISO9001 quality management system certification with reliable quality management ability, and passed the annual quality management system renewal audit in May 2022.

Today, Darong has integrated ISO 14001 environmental management system and ISO 45001 occupational health and safety management system, marking the successful completion of the ISO "three in one" management system implementation certification of Darong group. On the one hand, this is the full recognition of Darong brand strength and production management level; On the other hand, it has also played a positive role in promoting Darong's corporate image and improving Darong's standardized, standardized and refined management and operation, and played a supervisory and guiding role in the continuous optimization of Darong group's subsequent safety management, environmental protection control, quality improvement and other work.

It is understood that Darong heavy industry group, founded in March 2001, is a global supplier specializing in the R & D and manufacturing of axle semi-finished products and axle finished products. Its products are mainly divided into American and German types, which can be subdivided into drum axle, disc axle, low flat axle, eccentric axle, three line six axle axle axle axle, special axle, customized axle, semi-finished products with brackets, optical axle blanks, etc.

Since the establishment of the enterprise for more than 20 years, Darong group has always been devoted to the fine research of products, only to provide the market with high-quality, high standard and cost-effective axles and axles. Starting from raw materials, only 20Mn2 high-strength alloy seamless steel pipes with sufficient strength, toughness and fatigue resistance are selected, and 15 production processes such as heat treatment, cold square pushing, sand blasting and derusting, multi-point straightening, precision grinding, medium frequency treatment and machine welding are strictly controlled, together with fatigue test, salt spray test and shaft magnetic particle flaw detection test, so as to fully ensure the quality of finished products.

Darong group takes innovation as the core value of the enterprise, aiming to continuously provide new technologies, new processes and new products for the market through independent innovation, and internalize innovation into the consciousness and behavior of employees through a series of internal activities. It is not limited to tradition, not complacent, and has formed a good atmosphere of active learning and innovation for all employees. So far, Darong group has organized 43 R & D projects, completed 25 transformation of scientific and technological achievements such as new products, new technologies and new equipment, and obtained 14 authorized patents.

Darong group always adheres to the corporate mission of "building a world-class commercial vehicle axle brand and being a adherent and innovator of China's machinery manufacturing industry", adheres to a complete set of management mode in line with international standards, and comprehensively and effectively operates international standards such as quality, environment, intellectual property rights, occupational health and safety management system, so as to create a safer and healthier working environment for employees and better product services for customers.

In the next step, on the basis of ensuring the effective operation of the system, Darong will actively improve its production and operation through publicity and regular internal audit, achieve the goals of high-quality products, safe production, environmental protection, resource conservation, etc. with scientific management methods and pragmatic working attitude, fulfill its corporate social responsibility, achieve sustainable development, and contribute to the realization of the "double carbon" goal.