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Spring box used by electric&chemistry
spring box

                           Copyright 2007 Dalian Spring Co.,Ltd
                           Add:No 427,Huabei Road, Ganjingzi district Post code:116033
                           Tel:0411-86558268 Fax:0411-86558968
                           Web:http://www.dlspring.cn E-mail:dlth1958@163.com