Longzheng Plastic Hardware Products Co. Ltd.

25/07/2025

Air fryer shell component material PBT

25/07/2025

Flame-retardant PA66 compounded with melamine cyanurate (MCA) and 30% glass fiber is widely used in motor skeletons due to its balanced mechanical and fire-resistant properties.

25/07/2025

This housing is made of glass fiber reinforced PA6 with enhanced thermal conductivity for improved heat dissipation — one of the typical applications for this type of material

15/05/2025

🌍 Looking for one material that’s trusted for drinking water applications worldwide?

At Longzheng, we’re proud to offer engineering plastics certified under:

✅ WRAS (UK)
✅ NSF/ANSI/CAN 61 (North America)
✅ KTW/UBA (Germany & EU)

That means compliance, safety, and peace of mind—no matter where your products are sold.

Ideal for use in:

- Fittings & valves
- Water meters & filters
- Pipe components & gaskets

Want to simplify your sourcing with globally approved materials? Let’s talk.

15/05/2025

Global-Grade Materials for Drinking Water Systems

Our engineered thermoplastics are trusted by global water system manufacturers for a reason:

✅ WRAS-Certified – United Kingdom
✅ NSF/ANSI/CAN 61 Approved – USA & Canada
✅ KTW/UBA Compliant – Germany & EU

Whether you're designing fittings, valves, meters, or appliances, our certified materials provide:

- Safe contact with drinking water

- Compliance with major international regulations

- Confidence in taste, odor, and chemical resistance

With us, there's no need to manage region-specific materials—we help simplify your global supply chain.

07/04/2025

Various material options for drones

PPA + Carbon Fiber (High strength, lightweight)

PA66 + Glass Fiber (General reinforcement)
PA612 + Carbon Fiber (Enhanced lightweight performance)
PA612 + Glass Fiber (Enhanced rigidity)
PPA + Glass Fiber (High strength, increased rigidity)

10/10/2024

✅Engineering plastics material supplier
*We produce PA6/PA66, PA12, PPA, PBT, materials
*Customized material performance solutions for your products
*Stable quality, factory direct sales

Modified Engineering Plastic Particles OEM / ODM Wholesale Agent Supply: We are your trusted OEM/ODM wholesale agent for modified engineering plastic particles, providing customized solutions and competitive pricing.

28/08/2024

Lights & LED Asia -International Trade Exhibition 2024
Welcome to our booth

17/07/2024

Engineering plastics, factory direct sales
✅*We produce PA6, PA66, PA12, PBT, PPA plastic materials,,,
✅*Customized material performance solutions for your products
✅*Nearly 5,000 customers and fans worldwide
✅*Contact me anytime if necessary
🌐 https://www.long-zheng.com 🌐

16/07/2024

High quality plastic material
✅*We produce PA6, PA66, PA12, PBT, PPA plastic materials,,,
✅*Customized material performance solutions for your products
✅*Nearly 5,000 customers and fans worldwide
✅*Contact me anytime if necessary
🌐 https://www.long-zheng.com 🌐

13/07/2024

Высококачественный пластиковый материал
✅*Мы производим ПА6, ПА66, ПА12, ПБТ, ППА,,,
✅*Индивидуальные решения по характеристикам материалов для вашей продукции.
✅*Около 5000 клиентов и поклонников по всему миру.
✅*При необходимости свяжитесь со мной в любое время.
🌐 https://www.long-zheng.com 🌐