About Us

HUANLIN GROUP is jointly established by Shandong Huanlin Building Materials Co., Ltd. and Shandong Dahua Yite Environmental Protection Engineering Co., Ltd., forming a professional manufacturing group specializing in radiation shielding doors, hermetic doors for operating rooms, cleanroom steel doors, steel composite wall panels, and automatic door operator systems.

With more than 20 years of engineering and manufacturing experience, HUANLIN integrates R&D, design, production, and export, delivering reliable and standards-compliant door systems for hospitals, laboratories, cleanrooms, and industrial environments.

Our product lines cover a wide range of architectural and safety solutions, including X-ray radiation protection doors, hermetic sliding doors, cleanroom steel doors, steel doors, steel composite wall panels, automatic door operators, radiation-shielding lead plates, lead glass, and X-ray protection barium sulfate boards.

Committed to precision and quality, HUANLIN products are designed for airtight performance, durability, and long-term reliability, and are manufactured in accordance with ISO-aligned quality management processes. Our solutions are widely used in medical facilities, imaging rooms, cleanrooms, pharmaceutical plants, and industrial projects worldwide.

We operate with state-of-the-art manufacturing facilities, including:

• A USD 5 million Salvagnini automatic flexible bending system from Italy
• Three RAS bending centers, each valued at USD 500,000
• Multiple high-precision laser cutting machines, each valued at USD 250,000
• A USD 6 million Gema automatic coating system from Switzerland

These advanced systems enable us to consistently deliver superior quality, production efficiency, and manufacturing precision.

In addition to our own product lines, we also provide OEM and ODM manufacturing services, and warmly welcome global partners to cooperate with us for long-term collaboration, mutual growth, and shared success.