Add：No.151 Middle Renmin Road，Zhongnan Mansion，Nantong City in Jiangsu Province, China　
Service hotline：
         Precision sheet metal:0086-13906299132 
         Spiral steel pipe:0086-13962969008 
         Power transformation structures:0086-513-85151216　
Fax：0086-513-85560997、85151216
Web site：www.nttonglian.com 　
E-mail：nttl5568512@126.com 　
Post：226001