are you indicating that weapons can be transported in trucks and aifcrafts but not ships? or you believe that China can create sea denial around Taiwan
They don't need to return. They can simply fire them at the Chinese vessels and then china can sell the scrap of the vessel and missile to us for recycling
The bigger question will be whether Pakistan can endure the same pain they had to go through post 2008 Mumbai attack. If you think you can, you are most welcomed to try another hit at India