Workshop site:
Nanyang Hotel, Xi’an Jiaotong University, Beilin district, Xi’an city, Shaanxi, China (西安市碑林区西安交通大学南洋大酒店).
You can come to Nanyang Hotel (or HanTing Hotel) by the following methods:

By Airplane:
From Xi’an Xianyang International Airport: T3/T2(西安咸阳国际机场T3/T2)
Subway: Xi’an Airport intercity Railway—Line 4—Line 3, get off at Yanxingmen station(延兴门站), about 110 minutes, fee: 21 RMB
Taxi: To Nanyang Hotel, Xi’an Jiaotong University, about 60 minutes, fee: 120 RMB
Airport Bus: Jianguo Restaurant(建国饭店), get off at Jianguo Restaurant, about 90 minutes (if no traffic jam), then arrive at Nanyang Hotel by taxi, about 15minutes, total fee: 40 RMB

By High-speed Railway:
From Xi’an North Railway Station(西安北站)
Subway: Line 4—Line 3, get off at Yanxingmen station(延兴门站), about 60 minutes, fee: 5 RMB
Taxi: To Nanyang Hotel, Xi’an Jiaotong University, about 50 minutes, fee: 80 RMB
Bus: No.266—No.228, Crossing of Xianning Road and Xingqing Road(咸宁路兴庆路口站), about 130 minutes (if no traffic jam), fee: 3 RMB

By Train:
From Xi’an Railway Station(西安站)
Subway: Line 1—Line 3, get off at Yanxingmen station(延兴门站), about 50 minutes, fee: 5 RMB
Taxi: To Nanyang Hotel, Xi’an Jiaotong University, about 30 minutes, fee: 20 RMB
Bus: No.517/607, Shapocun(沙坡村站), about 55 minutes (if no traffic jam), fee: 2 RMB
Tips:
For people not speaking Chinese, here we offered some Taxi notes for you to travel in Xi’an.