《GN十佳微笑服务航空公司评价指标体系》包括面部表情指数、内心情绪指数、综合印象口碑指数3个一级指标，8个二级指标，24个三级指标。

Key features of Smiling Service Airlines are following: Stewardesses are acquainted with Flight attendant service etiquette, smile and are polite to passengers, hold natural facial expressions, a soft heart, and their words and deeds match well, they have a reputation among passengers.

GN Top Ten Smiling Service Airlines Evaluation Indicator System includes 3 first-level indicators that are Facial Expression Index, Inner Feeling Index, and General Impression and Reputation Index, 8 second-level indicators, and 24 third-level indicators.

排名	2019世界十佳微笑服务航空公司	总分
1	土耳其航空公司Turkish Airlines	95.03
2	阿联酋阿提哈德航空公司 Etihad Airways	94.88
3	日本全日空航空公司 All Nippon Airways	93.69
4	德国汉莎航空公司 Deutsche Lufthansa	92.54
5	卡塔尔航空公司 Qatar Airways	91.97
6	昆明航空公司Kunming Airlines	91.24
7	澳洲航空公司 Qantas Airways	90.33
8	亚洲航空公司 AirAsia	89.82
9	塞尔维亚航空公司 Air Serbia	87.53
10	肯尼亚航空公司 Kenya Airways	86.46