TDSTEP OFFSHORE (DALIAN) LIMITED ADD: No.2-2 HeTong NanYuan, Diamond Bay, GanJingZi District, Dalian P.R.China E-mail：xufh@tdstep.com Tel：+86 411-86589705 Fax：+86 411-86581015 http：m.189888.net.cn
| TDSTEP OFFSHORE(NANTONG)LIMITED ADD:No.1-31 Tongsheng street, Economic and Technological Development Area, Nantong,P.R.China E-mail：xufh@tdstep.com Tel：+86 138 8950 7102 http：m.189888.net.cn |
TDSTEP MARINE (TIANJIN) LIMITED
ADD: NO. 152 Dongting Road,TEDA, Tianjin, R.P.China E-mail：xufh@tdstep.com Tel：+86 22-59856485/2515 Fax：+86 22-59852332 http：m.189888.net.cn
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