On May 17, 2026, information from the State Intellectual Property Office showed that a patent called “a tire mold” applied by Shandong Linglong Tire Co., Ltd. and Hubei Linglong Tire Co., Ltd. was authorized. The authorization announcement number is CN224240133U, and the authorization announcement date is May 15, 2026.
The patent application number is CN202520883453.7, and the application date is May 7, 2025.
The patent summary shows that this tire mold involves the field of tire processing technology and includes structures such as a lower mold and an upper mold.
By setting several side molds on the outside of the lower mold and combining them into a ring mold, it is convenient to demould tires with any depth of pattern; setting a limit mechanism can prevent the tire from adhering to the side molds, and prevent the filling mold from driving the tire up and moving; setting a fixed gear can prevent the side molds from moving during processing, and the fixed internal toothed ring can make several side molds automatically move away from the tire.
Linglong Tire was established on June 6, 1994 and listed on the Shanghai Stock Exchange on July 6, 2016.
As a leading domestic tire manufacturer, it has the advantages of the entire industry chain and its products sell well all over the world.
The company’s main business is the design, development, manufacturing and sales of automobile tires. The Shenwan industry it belongs to is automobiles – auto parts – tires and wheels, and it belongs to the breaking stocks, flying cars and tire concept sectors.
In 2025, Linglong Tire’s operating revenue will reach 24.642 billion yuan, ranking 4/22 in the industry, which is higher than the industry average of 10.395 billion yuan and the median of 5.119 billion yuan, but there is still a gap between the first Zhongce Rubber’s 44.956 billion yuan and the second-place Sailun Tire’s 36.792 billion yuan.
Among the main businesses, tire product revenue was 24.475 billion yuan, accounting for 99.32%.
In terms of net profit, it will be 1.369 billion yuan in 2025, ranking 3/22 in the industry, which is higher than the industry average of 701 million yuan and the median of 294 million yuan. There is a gap with the first-place Zhongce Rubber of 4.147 billion yuan and the second-place Sailun Tire of 3.617 billion yuan.
Shandong Linglong Tire Co., Ltd. has a rich patent portfolio recently, involving a variety of tire-related technologies, such as a visual warping roller detection device, a special bead component and design method for preventing ring burst, and many invention patents.
Hubei Linglong Tire Co., Ltd. was established on March 19, 2018. The scale of the enterprise is large.
The company has also made many achievements in terms of patents. Recent patents cover a variety of inventions and utility models of tires and related structures.
Linglong Tire continues to make efforts in technological innovation. The tire mold patent obtained this time will further enhance its competitiveness in the field of tire manufacturing, help better meet the global market demand for high-quality tires, and provide stronger technical support for the global sales of its products.
In the future, Linglong Tire is expected to occupy a more important position in the global tire market with its continuous technological innovation.
