On November 17-19, 2024, the third session of the ninth committee of the Asphalt Concrete Professional Committee of the China Municipal Engineering Association (hereinafter referred to as the Asphalt Special Committee) was held in Cangzhou, Hebei Province. More than 200 experts, scholars, and industry elites from all over the country gathered together to focus on the theme of "asphalt refinement and quality, deepening low-carbon technology, and seeking new quality development", exchange experiences, share achievements, and jointly promote the development of the asphalt concrete industry.

The opening ceremony of the conference was presided over by the company's chairman Wu Yingbiao, and four important guests delivered speeches one after another.

Academician Shen Zhengchang stated in his speech that we must accelerate the construction of a modern industrial system, actively promote scientific and technological innovation and industrial innovation, use new quality productivity to promote industry transformation and upgrading, and high-quality development. We must continuously make new progress and breakthroughs in the journey of comprehensively improving the quality of urban construction;

Vice Mayor Dai Shusheng warmly welcomed and sincerely thanked the attendees in his speech, pointing out that in recent years, Cangzhou City has continuously supported the high-quality development of the municipal industry, guided enterprises to participate in the strategy of promoting quality and technological innovation, and accelerated the pace of transformation and upgrading. The successful convening of this conference in Cangzhou will also greatly enhance the level of urban construction in Cangzhou and promote the high-quality development of the municipal construction industry.

In his speech, President Lu Yingfang expressed his earnest hope for the Asphalt Special Committee, hoping to build a platform that combines industry, academia, research and application, promote technological innovation and industrial upgrading, continuously learn from and promote experience, closely integrate ecological environment protection with the asphalt concrete industry, promote green development of the industry, and assist in the construction of low-carbon cities in China.

Chairman Zhang Changhua delivered a work report to the Third Plenary Session of the Ninth Committee, comprehensively summarizing the achievements and experience of the Asphalt Special Committee in 2024, and making clear plans for the work in 2025, indicating the direction of future work.

In the expert lecture session, Sun Lijun, Dean, Professor, and Doctoral Supervisor of the School of Transportation Engineering at Tongji University, Liu Hao, Technical Expert of Beijing Municipal Road and Bridge and Chief Engineer of Building Materials Group, Hu Xiaodi, Professor of Wuhan University of Engineering and President of Wuhan Highway Society, and Shi Jinjin, Representative of the 14th National People's Congress and Chief Engineer of the company, as well as industry experts, respectively gave academic reports titled "Low cost and High performance Recycling Technology of Asphalt Old Materials", "Key Technologies and Evaluation Methods for Green Production of Asphalt Mixtures", "Development and Research of Penetrating Anti rutting Agents on Paving Sites", and "Walking towards a" Green "and" Carbon "New Road". The reports covered topics of asphalt old material recycling technology, green production of asphalt mixtures, research and development of new material technology, and new technology practice. Conduct in-depth discussions and exchanges from different perspectives such as applications. The expert report has a high macro positioning, new research content, and strong practical guidance, bringing a wonderful academic feast to the participants.

Shanghai Changji Geological Instrument Co., Ltd., as a manufacturer of testing equipment, was invited to attend this grand event.

Starting from core technology

Shanghai Changji conducts as many as 50 technological upgrades and transformations for its products every year, and develops 4 to 6 new products every year,Zhong LiDeclare 3 to 4 items annually. Changji takes every product seriously by shaping customer experience differentiation through service and excellent product quality, building basic equipment, innovating new instruments, and aiming to bring customersgoodEquipment user experience and high-precision detection results.

Shining Moment

This year's annual conference also conducted a scientific paper exchange and evaluated the papers. Among them, "Industrial Application of Recycled Asphalt Mixture from Waste Edible Oil" by four people including Cangzhou Municipal Engineering Co., Ltd. and Wu Yingbiao from Hebei Road Materials and Process Technology Innovation Center won the first prize, "RAP Graded Refined Recycled Asphalt Mixture Performance Comparative Test Research" by five people including Qin Kongyuan from Shanghai Highway Bridge (Group) Co., Ltd., and "Ultra High RAP" by two people including Xu Zhiwen from Wuhan Hanyang Municipal Construction Group Co., Ltd The research and application of road performance of factory mixed hot recycled asphalt mixture under dosage "won the second prize. Qu Fanfeng and three others from Shandong Huida New Building Materials Co., Ltd. wrote" Research on the correlation between viscosity of emulsified asphalt emulsion and suspended sand capacity ", Zhang Chunlei and six others from Changchun Municipal Asphalt Concrete Co., Ltd. wrote" Exploration of urban heat island effect combined with high modulus asphalt concrete ", and Bai Huane and five others from Xi'an Municipal Road and Bridge Construction Group Co., Ltd. wrote" Application research of SBS rubber powder composite modified asphalt in super tough wear layer ", which won the third prize. In addition, 14 papers were awarded the Excellent Paper Award.