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YANGZHOU OPTIMUM SPRING MANUFACTURING CO.,LIMITED
Add: NO. 9 West of shuangtang Rd, Yangzhou, P.R.China.
Tel : 0086-158-61333-264
Fax: 0086-514- 87763429
General
Email:info@optimum-spring.com
Sales Support
Email: Susie@optimum-spring.com
Technique Support
Email: jc@optimum-spring.com
Working Hours
Acceptance time: GMT0:00am,-13:00pm
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