Ensure you pack your courier securely. Use strong cardboard boxes and bubble wraps to ensure your items do not move inside the package. Loosely packed items are a recipe for disaster.
For fragile items, ensure they are packed with a minimum of 8 cm of bubble wrap. If you are unsure of your packaging, review the links to download some shipper-specific guides which will help get your Couriers to Indian safely.
Below is the packaging guide from DHL and FedEx.
DHL Packaging Guide
FedEx Packaging Guide
UPS Packaging Guide