A local Chongqing blogger’s guide to Trip.com service fees for foreigners—learn to calculate, get refunds, save money. Perfect for 24h-144h itineraries with DolphinUnion’s help.

A local Chongqing blogger’s updated guide to fix 12306 ID verification failures for foreigners—includes scanner tips, handheld selfies, and no region change downloads. Perfect for Chongqing itineraries with DolphinUnion’s help.