My Koopbuy Experience: Buying Nike Shoes from China body { font-family: Arial, sans-serif; line-height: 1.6; max-width: 800px; margin: 0 auto; padding: 20px; color: #333; } h1 { color: #2c3e50; border-bottom: 2px solid #3498db; padding-bottom: 10px;… My 1688 Spreadsheet Success: How Koopbuy Saved Me 40% on Nike Zoom BB NXT Men Shoes