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WHAT WE DO

Professional Slewing Ring Solutions

Bulit on the strength of Japanese Technology

Kyoei Seiki, a China-based slewing ring manufacturer, adheres to Japanese Industrial Standards (JIS) and GB, delivering high-end products for excavators, cranes, robotic arms, and industrial equipment. With over a decade of expertise, advanced technology, and efficient production, we deliver precision, superior quality, and worldwide reliability.
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OUR STRENGTHS, YOUR ADVANTAGE

Integrated Production and Management

More than you expect, everything you need

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KYOEI PRODUCTIONS

Comprehensive product selection

To meet a variety of application needs

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SLEWING RINGS

From heavy construction to clean energy, our
versatile range of slewing ring supports diverse applications—excavators, cranes, attachments, solar systems, robotics, and more.

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WORM GEAR

Driving performance across industries—our worm gears power aerial work platforms, innovative attachments, renewable energy systems, and more.

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TRACK ADJUSTER

A wide range of reliable, compatible track adjuster replacements for mainstream excavators and
bulldozers—an easy solution for both aging machines and the latest models.

OTHER CUSTOMISED PROCESSING

With advanced machinery, we deliver OEM
manufacturing services across a wide range of
processes, including grinding, gear cutting,
drilling, heat treatment, and more.

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THE KYOEI STREAM

Steadfast Effort

Strong Support for our customers

Company
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Kyoei is a subsidiary of Best Linking Group
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50+ years of experience in
mechanical parts
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Founder began with
mechanical parts
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50+ years of expertise in the
slewing ring industry
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Offices in Hong Kong and Japan,
factory in China
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Support for global customers
Factory
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Factory Site Area 18,000 sqm
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Product size range
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Stable staffs
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From material, heat treatment to
finished product
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Shifts
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Aftermarket models available
Professions
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Size in house made induction coil
Japanese technology inheritance
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10+ years 40 staffs
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QC machines
NEWS
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