After World War one. Telegraph Department has been entrusted by the Government to provide services. Air traffic control and communications flight, until the second world war have occurred through Asia. As a result, civil aircraft may not make it into liquidation.
After World War I Post and Telegraph Department Assigned by the government to serve. Air Traffic Control Aviation and Communications Until World War II It happens to the Asian continent The aircraft could not be flown. Need to liquidate
After World War I, the post and telegraph department. Assigned by the government to take the service, air traffic control and communication, aviation, until World War II, happened in Asia.Have to go out of business.