In response to increasingly stringent emissions legislation, the number of four-stroke motorcycle is more and more, so it is necessary to develop the special four-stroke motorcycle engine oil.
随着我国环保法规的日益严格，四冲程摩托车数量越来越多，开发专门的四冲程摩托车油非常必要。
"Great Wall" brand four stroke motorcycle oil obtained JASO quality certificate, and specially formulated to meet the performance requirements of four stroke motorcycle engine.
长城“牌四冲程摩托车发动机油已获得J ASO质量认证，能够满足四冲程摩托车发动机的特殊性能要求。”
"Great Wall" brand four stroke motorcycle oil obtained JASO quality certificate, and specially formulated to meet the performance requirements of four stroke motorcycle engine.
长城“牌四冲程摩托车发动机油已获得J ASO质量认证，能够满足四冲程摩托车发动机的特殊性能要求。”
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