It was founded as , and remains , a joint venture between China Eastern Airlines ( 70 % ) and China Ocean Shipping ( 30 % ) .
The airline was established on 30 July 1998 and started operations in October 1998 .
airline was founded as , and remains , a joint venture between China Eastern Airlines ( 70 % ) and China Ocean Shipping ( 30 % ) .
The airline was established on 30 July 1998 and started operations in October 1998 .