India Post — parcel lost in kolkata - tracking no ur[protected]cn

This is for consignment no this is for consignment no ur[protected]cn

This was shipped from china 20 days back and it still isn't showing up in kolkata. This means that it may have reached kolkata but it isn't updated in the system. Either the item is lost or it has not been updated yet. Please help find it. I really need it soon. Is there any number where i can contact please