【Original Report of China Road Machinery Network】On the plateau of Aba Tibetan and Qiang Autonomous Prefecture，A Jiuma Expressway above 3200 meters above sea level is under intensive construction.，The asphalt mixing plants used in the four pavement sections of this expressway are all Malani brand.，To help customers improve equipment productivity，Maximize the benefits of the device，In July 2023, Malini sent the director of after-sales service department.、Director of Technology，And the sales department、A strong team of marketing and other personnel rushed to the project site.，Really close to customers，Understand field applications and special needs encountered in customer production，Help customers overcome application difficulties，Escort the Construction of Jiuma Expressway。

Jiuma Expressway on the Plateau of Aba Tibetan and Qiang Autonomous Prefecture

Maleny High Altitude Area Mixing Station Application Technology Exchange Meeting

Jiuma Expressway is the first high-altitude plateau expressway in Sichuan Province.，Invested by Zanggao Jiuma Company of Shudao Group，Construction by Sichuan Luqiao Jiaotong Construction Group，The total length of the project is 219 km。At high altitude、Construction in alpine region，More challenging for construction personnel and equipment，Average annual temperature along Jiuma Expressway 1.4℃，Extreme minimum temperature-36℃，The temperature difference between day and night can reach 28.4℃，You can see the four seasons in one day.，The weather conditions are harsh，The temperature difference between day and night is large，The average annual effective construction period is only about 6 months.。

Maintenance and inspection of equipment by Malani user care visiting team

Located at Jiuma ExpresswayLM3-Marini of Lot 2MAC320 mixing plant，It has been manufactured since 2010，More than 3 million tons have been discharged.，Follow Sichuan Jiaotong Construction to move to several construction sites，At present, the performance of the equipment is still very stable.，The sword is not old！In order to ensure the opening target of the project section by the end of October this year,，Maleny visited the team to understand the operation status of the equipment.，The production parameters of the equipment were adjusted according to the hypoxia in the plateau.，To ensure that the equipment can also achieve efficient production in the plateau environment.。

Jiuma ExpresswayLM3-Marini on Lot 2MAC320 mixing plant

Jiuma Expressway at an altitude of more than 3600 metersLM3-Lot 1，MarleneMACExcellent performance of 360 mixing station，Highly praised by the customer。“This Malani mixing plant was put into operation in August last year.，In the case of good raw materials and the use of gas，Its hourly production capacity has reached 340 tons./Every hour。”Yu Li, head of the mixing station, said.，Maleny can still have such a high productivity performance in the plateau area.，It's really great.!

Jiuma ExpresswayLM3-Marini on Lot 1MAC360 mixing station

Maleny visited the team to communicate with the person in charge of the mixing station about the equipment.

In the four pavement sections of Jiuma Expressway，Located in Haizi MountainLM2-Marini of Lot 2MAC320 is located at the highest elevation，The altitude is over 3700 meters.。2022 Marini based on customer's application needs，Cooperated with customers to develop automatic skid-mounted equipment for asphalt additives，And Sichuan Jiaotong has applied for a patent.，Since it was put into production in 2018，A total of 1 million tons have been discharged.。

Haizishan of Jiuma ExpresswayLM2-Marini of Lot 2MAC320 mixing plant

“Thank you very much for Marini's visit team to do equipment inspection for our project.，Their professional technical support，It brings us more confidence in equipment production.。”Jiuma ExpresswayLM2-Chang Shun, the person in charge of the mixing station of Bid Section 2, thinks that，Maleny's measurement in the plateau area is still very accurate.，The quality of asphalt produced is very good.，The overall experience was very good.。

The technicians of Maleni's visiting team are inspecting the equipment.

Located on the Jiuma ExpresswayLM2-Marini of Lot 1MAC360 is the asphalt station with the lowest elevation in the four sections.，But the altitude is still over 3200 meters.。According to Li Cong, the operator of the mixing station，The production of this section in the middle of August will be very tight.，It is very important to do a good job of maintenance and repair of mixing station and other equipment in advance.，Therefore, the visit of Malani's user care team is very valuable.。

Jiuma ExpresswayLM2-Marini on Lot 1MAC360 mixing station

“Asphalt mixing station is the core equipment to ensure the progress of Jiuma high-speed project.，Plateau anoxia、Large temperature difference between day and night and many other factors，It will affect the production capacity and stable operation of the asphalt mixing plant.。”Wang Huajing, Secretary of the Party Branch of Intelligent Equipment Company of Sichuan Communications Construction Group Co., Ltd.，This time, Malani's customer care team came to help us with equipment maintenance and overhaul.，The construction progress of Jiuma Expressway can be further guaranteed.。

According to introduction，According to all the builders of Jiuma Expressway“Some sections will be completed in four years and the whole line will be opened to traffic in five years.”The overall construction plan.，Inheritance and promotion“Two ways”Spirit and Long March Spirit，Strive to build Jiuma Expressway“Demonstration project”，As a link to the Chengdu Plain Economic Zone、An important passageway between Aba Prefecture and Qinghai Province，Jiuma Expressway will improve the national and regional road network structure.、Promoting Regional Coordinated Development、Help revitalize the countryside、It is of great significance to promote national unity.。