SINHAI: Leading Polycarbonate Sheet Manufacturer in China

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SINHAI: A Leading Polycarbonate Sheet Manufacturer in China

SINHAI: A Leading Polycarbonate Sheet Manufacturer in China

SINHAI stands out as one of the largest and leading Polycarbonate Sheet Manufacturers in China. It has implemented a strict quality control system and an excellent raw material choice mechanism. The company holds certifications like ISO 9001 - 2015, CE, ROHS, and SGS, and even has its self - patent Bamboo Polycarbonate Sheet. With 3 plants, SINHAI is dedicated to providing a one - stop solution for the safe daylighting industry and glazing systems. It continuously innovates and moves forward. The main product range includes Hollow Polycarbonate Sheet, Crystal hollow PC Sheet, Solid polycarbonate Sheet, Embossed PC Sheet, Corrugated PC Sheet, and PC H/U Type Accessories. An additional plant located in Kashgar, Xinjiang, an important hub along the Belt and Road, brings added value and good services to customers due to its unique location. SINHAI offers fast delivery, a durable service life for PC sheets, reasonable prices, energy - saving features, and cost - effectiveness. It has served
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Why choose us?

Strong Quality Assurance with Multiple Certifications

SINHAI ensures strict quality control using premium raw materials like SABIC material with Lotte UV resins. The company holds certifications such as ISO 9001-2015, CE, RoHS, and SGS, guaranteeing product compliance with international standards. Its self-patented Bamboo Polycarbonate Sheet showcases innovative design and durability, meeting diverse project requirements for safety and reliability.

Comprehensive Product Range and Customization Capability

Offering a wide array of products including Hollow, Crystal Hollow, Solid, Embossed, and Corrugated PC Sheets, along with PC H/U Type Accessories, SINHAI caters to various needs. With 60+ free moulds, the company supports OEM/ODM services, enabling customized solutions for different thicknesses, colors, and specifications, such as the hot-selling 8mm/10mm Bamboo PC sheets and diamond embossed corrugated sheets.

Strategic Location for Efficient Delivery and Cost Savings

Situated in Kashgar, a key Belt and Road hub, SINHAI's additional plant ensures fast delivery to Middle Asia and beyond, significantly reducing freight costs and time. This strategic location enhances supply chain efficiency, allowing the company to offer competitive pricing while maintaining quick turnaround for orders, ideal for large-scale projects worldwide.

Extensive Experience and Global Market Reach

With over 30 years of industry experience and 3 production plants, SINHAI has a proven track record in delivering one-stop daylighting and glazing solutions. Serving over 180 countries/regions, the company excels in agricultural, industrial, and commercial projects (e.g., greenhouses, roofing, sound barriers). Its technical expertise and global presence ensure reliable, innovative, and energy-saving solutions for diverse applications.

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Sinhai’s monolithic polycarbonate sheets are solid, single-layer panels renowned for clarity (91% light transmittance) and impact resistance (200x stronger than glass). Ideal for security glazing, machine guards, and display partitions, these sheets are manufactured from virgin PC with optional anti-scratch and anti-static coatings. They meet RoHS 2.0 and CE standards, with thicknesses ranging from 1mm to 20mm. The sheets are UV-protected to maintain transparency over decades and are fire-tested to GB 8624 standards. Sinhai’s Baoding factory provides fast prototyping with 60+ free molds for custom shapes. Contact us for detailed datasheets and OEM/ODM services.

Frequently Asked Questions

Do you take special orders?

Yes , We accept customized products.
We have a factory ourselves, we are on this business for 30+ years in China
For normal polycarbonate sheet orders, we can deliver within 7 days. For orders that require cut-to-size services and thermoforming, delivery time will be extended
The fastest delivery speed.Free samples are provided for testing.We have a professional greenhouse construction team.ISO 9001:2008 CE certification quality.There are Ten polycarbonate sheet production lines.
Usually we accept T/T (30% deposit and balance against B/L copy), L/C. Other payment terms can be negotiable.

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customer evaluation

Carlos Alves
Monolithic Polycarbonate Sheets for Seamless and Strong Structures

"A sports arena in Brazil used monolithic polycarbonate sheets for its curved roof. The seamless design eliminates leaks, and the high-impact resistance withstands severe weather. The sheets’ transparency allows natural light, reducing energy use, and the custom coloring matched the team’s branding. Impressive durability and design flexibility."

Juan Perez
Monolithic Sheets for Industrial Machinery Enclosures

"Our factory in Mexico uses monolithic polycarbonate enclosures for sensitive equipment. The solid sheets protect against dust and moisture, and the clear finish allows for visual monitoring. The impact-resistant design has withstood accidental collisions, and the chemical-resistant coating is easy to wipe clean. Reliable for industrial environments."

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High-Strength Monolithic Polycarbonate Sheets

High-Strength Monolithic Polycarbonate Sheets

Sinhai's monolithic PC sheets (solid PC) are seamless and designed for high-integrity applications like security glazing. With 90% light transmittance, anti-yellowing properties, and B1 fire rating (GB 8624-2012), they offer thicknesses from 4mm-12mm with optional anti-scratch coatings. Compliant with ISO 9001:2015 and CE, they provide a sleek, maintenance-free surface for commercial and industrial environments, ensuring long-term reliability.

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