Shandong LingongE6650HThe fourth national excavator is a high-performance excavator specially designed for comprehensive construction of mines.，Whether it's ore stripping、Ore crushing or platform loading，All have excellent performance.，Won the 2023 China Construction Machinery Product of the YearTOP50 Gold Award for Technological Innovation。

In this issue, the director said the machine《Explore the strength of construction machinery products》，Invite Liu Chong, Dean of Dadao Research Institute of Shandong Lingong Construction Machinery Co., Ltd., to share with you.。

E6650HExcavator won the awardTOP50 Gold Award for Technological Innovation，Please give a brief introduction to the highlights and advantages of this product.。

Liu Chong：E6650HIt is a new generation of large-scale excavator products developed by Shandong Lingong for mining conditions.，It has a brand-new structural platform and a fully electronic control platform.，It saves energy、Reliable、Comfort and coordination of movement, etc.，All have been upgraded to a higher technical level.。

First，This product is equipped with 373kWAn engine and a 280 displacement pump.，Large cooling capacity，Adaptation 55℃Operation at ambient temperature。Structural reinforcement design，Assembled chassis，And that operation stability is good，It can adapt to more severe mine conditions.。

Secondly，Power、Hydraulic full electric control precise matching，The whole machine operation is more efficient than the third national product.%，Fuel consumption is reduced by 15%。

Finally，This product has achieved a breakthrough in core technology.。Lingong has independently developed the full electronic control system.，On the premise of ensuring the overall performance of the product，Customized design for different working conditions，The operation mode can also be selected.，Perform remote upgrades, etc.。

What type of customer is this product developed for，What needs does it meet for these customers?？

Liu Chong：The main audience of this product is mine customers.，Can bring greater return on investment for customers。

In the early stage of product development，Based on the metal mine、Opencast coal mine、Investigation of specific working conditions such as quarry，The construction technology is studied in detail.，Can bring greater return on investment for customers。At the same time，E6650HWith 30~40 cubic meters of mine transport vehicles are used together.，More matching in technology。

How to view the current development of the big digging industry?？What advantages does your company have in this area?？

Liu Chong：At present, the domestic market demand continues to grow.，Foreign users recognize Lingong's big digging products very much.，The whole is in the stage of gradual improvement.，There is still much room for development.。At the same time，Domestic enterprises are paying more and more attention to R & D investment in digging.，This is a good trend.。

Shandong Lingong has been providing reliable and energy-saving products to the market and users.。In key technologies，We will aim at different working conditions.，From the customer's point of view，Think about how your products can help your customers be more productive，Reduce operating costs，Make the customer profitable。

Look to the future，What is the development trend of big digging?？What initiatives does your company have?？

Liu Chong：I think big digging will develop towards large-scale and differentiation in the future.。On the one hand，In the field of mining，The big dig will develop in a larger direction.，We will also develop in a bigger direction in the future.。

In addition，Customers have demand for differentiated products。From this point of view，Shandong Lingong will increase the depth of product technology research in the future.，Research on differentiated proprietary products and proprietary technologies，At the same time, it maintains the unique advantages of full electronic control technology and electronic control system.。

How do you see the rise of products made in China in your field?？What is the supporting force behind it?？

Liu Chong：The rise of Made-in-China first benefits from the huge market demand.，And continuous breakthroughs in core technologies，Steady development of the whole supply chain system and ecosystem。Enterprises attach importance to technology and talents.，Created a group of leading figures to lead the industry forward，This is the key factor.。