Zhengshen HVAC & Valves

01/07/2026

A small step in production, but an important part of quality.
In our workshop, every valve cap is carefully tightened to make sure each product is well assembled before delivery.

Reliable valves come from careful work, step by step.

Website: www.zsvalva.com
WhatsApp: +86 13566881796
Email: [email protected]

28/06/2026

Can you guess what we're doing? 👀
A tiny O-ring. A huge difference in sealing performance.
Every detail matters before a valve leaves our factory.

📩 Contact us for OEM & wholesale.
🌐 Website: www.zsvalva.com
📱 WhatsApp/Tel: +86 13566881796
📧 Email: [email protected]

26/06/2026

From raw material to finished components, we focus on advanced manufacturing and strict quality control.

🏭 Valve Manufacturing | OEM/ODM Service
📞 +86 13566881796
✉️ [email protected]

25/06/2026

Can you guess what these boxes mean? 👀

🔴 Reject
🟡 Repair
⚪ Qualified

A simple system, a smarter factory.
Quality starts from every small detail. ✅

23/06/2026

Brass bars arrived.🛻
📧 [email protected]
📱 WhatsApp: +86 13566881796

19/06/2026

18/06/2026

New uniforms😀

16/06/2026

💦 Tested by water… finished with air! 💨

But why do we do this? 🤔
Leave your guess below 👇

14/06/2026

🚚 Another shipment ready to go!
📧 [email protected]
📱 WhatsApp: +86 13566881796

11/06/2026

Every valve deserves a strict test before delivery.

📩 Email: [email protected]
📱 WhatsApp/Phone: +86 13566881796