Address: No.10 Caogang Street, Qiaoshan
             Village, Shiji Town, Panyu,
              Guangzhou, Guangdong, China
 Tel: +86-2034554888/+86-2034554909
 Fax: +86-2034555222
 Postal: 511450
 E-mail: yuanhang@yhpropeller.com.cn