The lead time for mass production can vary depending on the specific circumstances. If the product is currently in stock, the estimated lead time is typically 3-7 days. However, if the product is not available in stock, the lead time will depend on the quantity of your order. On average, it takes approximately 20-25 days for production. Please note that these timeframes are provided as general guidelines, and we will provide you with a more accurate estimate based on your specific order requirements. Thank you for your understanding.