Discuss about geographical handicapped China..... 5 minutes ariel skirmish cannot be a yardstick to judge everything.....
so single coastline with loads of obstacles makes you technically landlocked nation.....
Even if I assume you somehow break American iron arrest during war and reach IOR to keep supply lines open and to support Logistics to your ports in srilanka, Maldives, Myanmar, Pakistan you will be like a broken zombie crawling with the support of your last leg and hand..... isn't it? No wonder you need Pakistan help to let you breathe and you are pouring billions....