马来西亚采购需求：350克气象气球，气象气球，近太空研究，气象气球，气象气球制造商，气象气球供应商

I'm looking for 350-gram weather balloons. Specifically, I need details on the available options, including materials, sizes, and color choices. It's important that the balloons can withstand outdoor elements, so please include any relevant performance specifications. Additionally, I'd like to know about your pricing, minimum order quantities, and lead times for delivery. If you have any recommendations based on your experience or insights into current market trends, that would be great. Looking forward to your prompt response!