日本采购需求：ex450，juege，主阀/服务阀

We are currently looking to procure parts for our excavators and would like to get more details about your offerings. Specifically, we need high-quality components that meet rigorous standards, including hydraulic systems, undercarriages, and various engine parts. Could you please provide us with your product catalog, pricing information, and delivery timelines? Additionally, if there are bulk order discounts available and warranty options, that would be greatly appreciated. Looking forward to your prompt reply so we can move forward with our requirements.