台湾采购需求：不锈钢毛细管、铸铁管、冷轧镀锌钢卷、精密钢管厂、碳钢卷、冷轧钢板厂

We're looking for a reliable supplier for seamless stainless steel oval tubes that meet specific requirements. We need two different sizes, both with a length of 6000mm. Please ensure that the products conform to the EN10216-5 standard, as we'll need the corresponding material certificates in accordance with EN10204 3.1. Could you confirm your ability to provide a quote for these items? Additionally, any details regarding lead times, payment terms, and shipping options would be appreciated. Thank you for your assistance!