- Beijing -Xi’an -Shanghai July 2000
- Shandong Province May 2005 Laiwu
- Shanghai -Septembre 2006- BaoShang
- Hunan Province Loudi – Changsha April 2007, May 2007, Juillet 2008; Avril 2011, Mai 2011
- Hebei Province – Qian xi County : July 2007 – Jingxi Xingtai: January 2008 Delong