Jade Dynasty will be offering double exp Tuesdays in preparation for upcoming updates. The first double exp event will be next Tuesday, April 25th. From there on every next Tuesday will have its experience rate doubled for 24 hours. The activation times will be:
Doom Bog: 12:01 a.m. – 11:59 p.m. Pacific Time
Billows/Wildlands: 3:01 a.m. – 2:59 a.m. Eastern Time
Shura: 9:01 a.m. – 8:59 a.m. Amsterdam Local
Veteran Jade Dynasty fans will also be glad to hear that the game now also offers Treasure Chests for them as well. More information on the double exp event here and the veteran treasure chests here.