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  • Details: Technical features:  The sheave grooves are quenched to resist wear and extend their service life.  The sheaves and bearings are interchangeable with those of their matching crown block.Technical para...
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CONTACT US

Dongying Haixin Petroleum Equipment Co. Ltd.
Add:Management Committee building,shengli industryzone,Xicheng, Dongying City zone,Shandong,China
Tel:+86-546-7755028
Fax:+86-546-7718870
E-mail:spring.sui@honor-energy.com

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天天网赚靠谱吗 2019年最新网赚教程 a6网赚兼职 业余时间上网赚钱 幸运飞艇开奖结果pk10 2019任务网赚日赚100 什么是网赚竞技 2019网赚方法 一品彩票开户 皇鼎彩票注册