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15866202306
Mon–Sat, 8:00–18:00 (GMT+8)

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sales@zuanjiai.com
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+86 15866202306
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China Drilling Rig Production Base
Shandong Industrial Zone
Shandong Province, China

Monday – Saturday: 8:00 AM – 6:00 PM (GMT+8)
Sunday: Closed (emergency support via WhatsApp)
Our engineers rotate 24/7 on-call for critical issues

Phone: 15866202306
WhatsApp: +86 15866202306
Email: sales@zuanjiai.com
WeChat: zuanji_drilling

Our engineering team is available 24/7 for remote technical assistance. WhatsApp or call us directly.