Recently, the "Cement Clinker (Coal) Screw Ship Unloader and Supporting Transfer System," independently developed by HangZhou Aotuo Mechanical And Electrical CO., LTD. (hereinafter referred to as "AOTUO"), has been successfully recognized as the first-of-its-kind equipment in China. This equipment belongs to the high-end equipment industry sector, which is a key priority supported by the state. It addresses gaps and fills voids in port logistics. Through an appraisal organized by the Zhejiang Machinery Industry Federation, the appraisal committee unanimously concluded that "the achievement demonstrates significant technical difficulty, strong innovation, and the overall technology is at an internationally advanced level, with agreement on its approval."



After six years of dedicated research and development and 12 months of physical operational testing, the AOTUO engineering team has finally overcome numerous technical challenges related to structure, materials, and processes. This effort has culminated in the launch of the high-end "Cement Clinker (Coal) Screw Ship Unloader and Supporting Transfer System," capable of unloading cement clinker. The system comprehensively addresses long-standing technical and operational issues in port handling, such as severe equipment wear, high energy consumption, significant dust generation, and short service life during the unloading and transfer of high-hardness bulk materials like cement clinker, coal, and ore. Additionally, the equipment incorporates intelligent obstacle avoidance and real-time condition monitoring functions, enhancing both safety and significantly reducing maintenance costs.

Through systematic innovation, the equipment has successfully overcome the traditional "one machine for one material" limitation in handling diverse bulk materials at ports, truly achieving multi-purpose functionality. At the same time, the equipment has obtained 7 invention patents, 3 utility models, and 5 software copyrights. All patents are owned by AOTUO, with clearly defined intellectual property rights.
The equipment has already been successfully applied in multiple ports and has received positive feedback from customers.

Being honored with the national first-of-its-kind equipment recognition not only affirms AOTUO's technological capabilities and R&D innovation but also serves as motivation for the company to continue actively responding to national development strategies and further focus on breakthroughs in key core technologies in the future. Moving forward, AOTUO will remain committed to investing in R&D, continuously developing more competitive high-end equipment, and contributing "Aotuo Wisdom" and "Aotuo Strength" to the green, low-carbon transformation and high-quality development of China's port industry.
(First-of-its-kind equipment refers to "major technical equipment that is the first of its kind or in its first batch." It denotes equipment, systems, or core components that, through innovation, achieve significant breakthroughs in variety, specifications, or technical parameters and possess independent intellectual property rights. It can be said that the development of first-of-its-kind products reflects the scientific and technological level, manufacturing capability, and comprehensive strength of a country or region.)
It is focused on the overall solution of dry bulk material port transfer system,
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