China Eastern Airlines (MU/CES) is seeking government approval to provide Tuesday and Friday service between PVG (Pudong-Shanghai International Airport, Shanghai, China) and HNL using an Airbus A340 with 300 seats. The variant was not defined, though their A340-300s are listed as having 287 seats, and their A340-600s have 320 seats. Service is scheduled to begin on August 9th.
Article link from China Economic. Hawaii News Now's Howard Dicus also reported this announcement on this morning's "Sunrise" morning news.
In the above photo taken in 2004, it shows this China Eastern A340-642, B-6051 (msn 488), on final approach to LAX's Runway 24R.
When China Eastern flew their PVG-HNL charter flights earlier this year, they used their A340-313Xs.