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News

  • 2021-06-07

    The importance of Car’s Muffler Service for Mufflers in GRWA
    Although their primary function it’s like to expel exhaust, but actually have many other functions that are beneficial to your automobile. As you drive your car around, your engine–though working efficiently–produces a lot of pulsating noise. This is due to the exhaust valves opening up and releasing gas that’s extremely pressurized. These sounds travel to the exhaust pipe of your vehicle where the noise grows significantly louder. This is where the muffler working. The muffler was made to minimize any noises made by the high-pressure gas. However, this is not the only thing that mufflers do.
  • 2021-05-31

    How to choose the material of car exhaust pipe
    Blieve that friends who have changed the exhaust pipe know that the exhaust pipes that they buy and change are generally made of stainless steel. Even some high-end exhaust pipes are made of titanium alloy. Have you ever considered why these materials are used for exhaust pipes?
  • 2021-05-28

    In addition to the difference in appearance, what are the differences in automobile exhaust from bilateral double outlet, unilateral double outlet, and unilateral single outlet?
    The exhaust manifold is connected to the engine, and the length and shape of the manifold can affect the performance of the engine by affecting the airflow. Related to engine performance, the exhaust manifold has a greater impact, and the back pressure caused by the exhaust system.
  • 2021-05-25

    Obviously it belongs to a best-selling brand, these cars can't even buy three-way catalytic converters?
    As the most important travel tool for current urban life, cars have become an important part of people's lives in all regions of the world.
  • 2021-05-22

    GRWA customer consultants were busy early morning for the coming orders
    Today, as usual, GRWA customer consultant Linda came to the company early in the morning to turn on the computer, made a cup of tea, and opened the mailbox casually, and then received more than 40 unread emails that disturbed her thoughts in just one night. This situation has been going on for a long time. Linda took a sip of tea and started to deal with work enthusiastically.
  • 2021-04-23

    When others are worrying about the price of "three-way catalytic converter" becoming more and more expensive, But I am relaxed, the reason is...
    There’s one commodity that’s seen a phenomenal gain in prices this year that may have been missed by some investors: rhodium’s value has climbed by more than 50%, extending a rally that saw prices for the metal nearly triple in 2020.
  • 2021-04-21

    Popular science: What are the new terms EGR, DOC, DPF, and SCR emerging in the new era of emission standards?
    At this stage, various countries have stricter and more stringent standards for vehicle exhaust, requiring lower emissions of nitrogen oxides and particulate matter, and adding new restrictions on the number of particles. In order to meet the national VI (Euro VI) emission standards, domestic Major main engine manufacturers have shown their talents one after another, either reducing engine power or upgrading exhaust gas treatment.
  • 2021-04-16

    GRWA and Qingdao University School of Vehicle Engineering Joint Scientific Research Automobile Laboratory
    Recently, the school-enterprise cooperation joint advisory group visited the "G-ONE Automotive Laboratory" located in GRWA's first plant. This laboratory belongs to the first factory of GRWA Group. It was established in 2018. It is located in the product testing center of the first factory.
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