菲律宾采购需求：停车柱、路障、除胎器、自动旗杆、升降柱、自行车停车架

I'm interested in learning more about your parking bollards, particularly regarding their origin. Could you please provide me with details about the country where these products are manufactured? Understanding the source is essential for assessing their quality and compliance with our standards. Additionally, if possible, I'd love to know more about the materials used and any certifications these bollards might have. This information is crucial for us to make informed purchasing decisions and ensure that we are aligned with our sustainability goals. Looking forward to your prompt response!