On June 10, 2026, news came. Information from the State Intellectual Property Office showed that Oriental Yuhong Waterproofing Technology Co., Ltd. successfully applied for an important patent titled “A coating for the isolation layer of modified asphalt waterproofing membrane and its preparation method and application, as well as composite waterproofing membrane and its preparation method.” The authorization announcement number is CN119391235B, and the authorization announcement date is June 9, 2026.
The application publication number of this patent is CN119391235A, the application number is CN202411502553.7, the application publication date is June 9, 2026, and the application date is October 25, 2024.
It can be seen from the patent abstract that the raw materials for preparing the coating include emulsified asphalt, water, emulsion, anti-sticking agent, pH adjuster, defoaming agent, stabilizer, curing agent, titanium dioxide and filler.
The highlight of this invention is that it replaces traditional isolation materials by preparing an anti-stick coating on the surface of the modified asphalt layer.
This kind of coating can not only be completely adhered to the modified asphalt coating, but can also be used in combination with polymer coatings and polyurethane coatings, and has good low-temperature performance.
Oriental Yuhong was established on March 30, 1998 and listed on the Shenzhen Stock Exchange on September 10, 2008. Its registered address and office address are both in Beijing.
As a leading enterprise in the domestic waterproofing industry, Oriental Yuhong’s business covers the entire industry chain, and its products and services are widely used in major infrastructure construction and other projects.
The Shenwan industry it belongs to is building materials – decoration building materials – waterproof materials, involving conceptual sectors such as house inspection, prefabricated construction, and prefabricated construction. It is mainly engaged in the research and development, production, sales and waterproof engineering construction of building waterproof materials.
From the perspective of financial data, Oriental Yuhong’s operating income in 2025 will reach 27.579 billion yuan, ranking first among the three companies in the industry, far exceeding the industry average of 12.011 billion yuan and the median of 6.044 billion yuan.
Its main business has a diverse composition, with waterproofing membrane revenue of 11.361 billion yuan, accounting for 41.20%; coating revenue of 7.811 billion yuan, accounting for 28.32%; mortar powder revenue of 4.228 billion yuan, accounting for 1
5.33%; other main business income was 2.054 billion yuan, accounting for 7.45%; engineering construction income was 1.859 billion yuan, accounting for 6.74%; other (supplementary) income was 267 million yuan, accounting for 0.97%.
In terms of net profit, it will be 37.9821 million yuan in 2025, ranking second in the industry.
In addition, Oriental Yuhong has recently achieved many patent results.
For example, there are many invention patents such as the experimental device for the automated preparation of reactive coatings, glass fiber reinforced polyester base modified asphalt waterproofing membrane and its preparation method.
These patents cover waterproofing membranes, coatings, equipment and other fields, fully demonstrating Oriental Yuhong’s strong strength and innovative capabilities in waterproof technology research and development, and also providing strong technical support for its expansion in the global market. It is expected to bring more high-quality Chinese waterproof products to the world.
