December 1，The fourth phase of emission standards for off-road mobile machinery was formally implemented.，It marks that under the drive of increasingly stringent national environmental protection policies,，Off-road mobile machinery products towards more energy saving and environmental protection、Smarter、Develop in a safer and more efficient direction。

On November 30th.，Yuchai held the first live broadcast event on the theme of the fourth national road through the tremolo platform.，To introduce the fourth national standard of non-road to customers and fans.、Product layout of Yuchai Guosi、Knowledge of the use and maintenance of the fourth national engine。

This live broadcast，Attracted a lot of Yuchai customers and fans to watch.、Ask questions，Sincere dry goods and benefits make the popularity of the live broadcast room continue to rise.，Get 13 likes in half an hour.70,000 times！

What is the fourth non-road country?？What is the difference between the fourth and third non-road countries?？What should we pay attention to in the maintenance of upgraded products?？What preparations did Yuchai make in the fourth stage of non-road country?？In the live studio，Zhao Zengliang, Deputy Chief Engineer of Yuchai Co., Ltd.，He Qi, Deputy General Manager of General Machinery Power Business Department、Three guests, including Zhou Jian, chief engineer of post-processing integrated calibration technology, gave key points to customers and fans.、Answer questions and solve doubts。

According to introduction，International Advanced Diesel Engine Technology of Yuchai Non-road National IV Products，Joint development with internationally renowned institutions and enterprises，The power performance of the product is 20% higher than that of the non-road national III diesel engine%Above，More reliable product performance、Less vibration、Lower noise，Better value for money，And that after-treatment system is reduce by oxidation and oxidation,、Catalytic conversion、Particle trapping and other technical means，Reatly reducing harmful tail gas emission of diesel engine。

In terms of service，The intelligent terminal of Yuchai can monitor the running state of the engine in real time，Send maintenance reminders in a timely manner，Capable of remote diagnosis and remote service，The service is more worry-free and fast.。

  

It is understood that，Yuchai's research and development of the fourth non-road country started in 2015.，In 2017, the product was put into the market for verification.，In 2018, a full range of China IV products were released.，Up to now，More than 100,000 units of the fourth national engine body of various types have been introduced into the market.。And in the whole non-road engine plate.，Yuchai Agricultural Machinery Power fulfilled its strategic target of selling 100000 units in 2025 four years ahead of schedule.，Market share of 5 segments ranks first in the industry，The market share of three segments of construction machinery power is the first in the industry.。After the implementation of the Fourth National Standard for Non-road，The advantages of Yuchai products and services are more prominent.，Yuchai will continue to lead the industry development trend。

Live broadcast preview

In December，Yuchai will also hold three live broadcasts on non-road products and services of the Fourth National Standard.，The latest one will be broadcast on the evening of December 8.。Please stay tuned.【Yuchai machine】Official Tik Tok account，Welcome to play！