YANTAI HAIDE SCIENCE AND TECHNOLOGY CO., LTD. was established in 1998. It is a national high-tech enterprise specializing in the research and development, production, sales and service of automobile wheel axle testing equipment. The company has always adhered to the business philosophy of specialization, serialization and supporting, and is committed to creating a world-class testing equipment brand with wheel axle testing as the core, maintaining a leading position for a long time.

The company currently has two major production bases covering 43,500 square meters, with a building area of 35,000 square meters and over 300 employees. It boasts a first-class R&D center integrating optical, electrical, mechanical, and software technologies, with more than 30 R&D personnel holding doctoral, master's and bachelor's degrees. It has a complete global sales network and a team of service engineers with first-class professional standards, and has established China’s first wheel axle testing equipment training center.

The company has the R&D strength and supporting facilities of a provincial technology center and has long adhered to the business philosophy of independent research and development and independent production. It always prioritizes product technology R&D, lean production and quality control. Adhering to the corporate culture of unlimited innovation and ultimate dedication to excellence, we constantly introduce internationally advanced production equipment, first-class production lines and management systems. All products possess complete intellectual property rights, having obtained over 70 national invention and utility model patents, as well as the internationally recognized CE certification by TUV.

“Sanying” is the company's dedicated brand for commercial vehicle inspection equipment. Its product line includes commercial wheel axle positioning systems, commercial vehicle tire tread depth detectors, commercial vehicle non-contact quick repair positioners, commercial vehicle ADAS calibration systems, commercial vehicle lifts, tire changers, wheel balancers, commercial vehicle chassis adjustment parts, and other products. In 2020, it launched the globally leading new generation of camera-style “Eagle Eye” series products. The company provides customers with superior product experience, more professional technical services, and more comprehensive solutions to fully meet their one-stop service needs.

After more than 20 years of accumulated technical experience, the company has established designated strategic partnerships with multiple global automobile manufacturers, 4S stations, branded tires, oil products, and fast repair chain enterprises, striving to expand and optimize domestic and international sales networks. Many products have been exported to 129 countries and regions worldwide and have been highly praised by the industry and customers.

The "Sanying" brand continues to lead the industry's technological trends and is the standard and service model for the commercial vehicle aftermarket! It is the pioneer of commercial wheel axle testing equipment in China!