斯里兰卡采购需求：预制房屋、集装箱房屋、集装箱房、预制房屋、模块化建筑、预制集装箱房屋

I'm looking to proceed with sourcing some products in Sri Lanka. I would appreciate it if you could reach out to me with your capabilities and pricing. Additionally, it would be great to know about your lead times and any relevant certifications you hold. If you have experience with similar projects, that information would be really helpful as well. Looking forward to your prompt response!