The US and Korea don't have territorial claims or border disputes or fought a war with India. Also, many Chinese firms are known for hacking and spying to get trade secrets. Chinese firms will have a big leg up against Indian ones if they know the price they're bidding for overseas contracts, for example.
Example of ZTE blatantly violating an NDA it signed. http://thepatentinvestor.com/federal-judge-says-vringo-has-c...
The way that Xiomi blatantly copies Apple, including the "one more thing", I wouldn't expect them to have any qualms turning any and all info to their govt. for any small benefit.