| pitter_li |
2014-05-08 10:22 |
专业提供光学设计及加工服务
提供光学系统设计、透镜打样服务，欢迎有需求的朋友沟通交流。 W`eYd| +C
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联系人：李先生，手机13671813723，QQ：1063673335，微信号：guangjunsi，www.guangjunsi.com 59$mfW
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