Rock solid, effortless control

Responsive steering, strong control
Aluminum alloy material丨Lightweight design丨CNC process

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Product Series

Ten years focusing on bicycle accessories quality service guaranteed

Handlebar series

Handlebar series

Stem Series

Stem Series

Seatpost series

Seatpost series

Bottle Cage Series

Bottle Cage Series

Bike Pedal Series

Bike Pedal Series

Handlebar series

LUNJE® Patented Pro Handlebar Series Brand: LUNJE / 轮迹® Technology: Patented DB (Double Butted) Tubing / Precision Cold Drawing / 3D Forged Material: Aerospace-grade Aluminum Alloy 6061-T6 / 7050 / 7075 Core Patent: Invention Patent CN202122571627.0 (Enhanced structural safety for extreme riding) Clamp Diameter: 25.4 / 31.8 / 35mm (Compatible with modern & vintage bikes) Size Range: Lengths 540mm to 800mm; Supports customized width Design: Flat Bars, Riser Bars, and High-Rise Bars with Pro Racing Geometry Finishing: Patented Anodizing; Available in Sandblasted Black, Iridescent, Gradient, etc. Application: From Youth & Commuting to XC, DH, and E-MTB Racing Advantage: Ultra-lightweight with High Impact Resistance; ISO 4210 Safety Compliant Service: Full OEM/ODM solutions; Supports Water Decals and Laser Logo customization

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Stem Series

LUNJE® Patented Pro Stem Series Brand: LUNJE / 轮迹® Technology: Full CNC Machined / High-strength 3D One-piece Forged Material: Aerospace-grade Aluminum Alloy 6061-T6 / 7075 Core Patent: Multiple structural innovation patents including CN202210011513.7 Clamp Diameter: 25.4 / 31.8 / 35mm; Supports Dual-spec Compatibility Technology Size Range: Full range from 35mm (Control-focus) to 100mm (Climbing-focus) Finishing: Sandblasted or Polished; Available in Iridescent, Camo, and Pro Racing colors Application: From Youth entry-level to Professional DH, Enduro, and E-MTB Racing Advantage: Optimizes B2B inventory structure; ISO 4210 Safety Compliant Service: Deep OEM/ODM customization; Supports Laser Logo and Custom Packaging

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Seatpost series

LUNJE® Patented Pro Seatpost Series Brand: LUNJE / 轮迹® Patent No.: ZL 2024 2 3139947.9 Technology: 3D One-piece Forged / CNC Machined / Double-bolt Offset Design Material: Aerospace-grade Aluminum Alloy 6061-T6 / 7075 (Ultra-high Yield Strength) Core Patent: Reinforced structural design ensuring stability under high-impact conditions Diameter: Full range coverage: 25.4 / 27.2 / 28.6 / 30.4 / 30.8 / 30.9 / 31.6mm Size: Lengths 350mm / 400mm / 450mm; Supports custom diameter and length Design: Diverse line-up including Straight, Offset, Suspension, and Dropper posts Finishing: Hard Anodizing; Durable colors in Sandblasted Black, Red, Blue, Iridescent, etc. Application: Universal fit for Road, MTB, Folding bikes, and E-Bikes Advantage: ISO9001 & SGS Certified factory; One-stop sourcing to optimize B2B supply chains and inventory ratios Service: Laser-etched Safety Lines and Brand OEM; Supports flexible small-batch production

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Bottle Cage Series

LUNJE® Aesthetic Iridescent Bottle Cage Series Brand: LUNJE / 轮迹® Invention Patent: CN109515575A Technology: 3D One-piece Stretching / High-toughness Vacuum Plating / Nano-anodizing Material: Aerospace-grade Aluminum Alloy 6061-T6 / High-strength Engineering Polycarbonate Core Advantage: Patented gradient iridescent technology; Long-lasting finish that won't chip; Instantly elevates bike aesthetics Specs: Universal standard size; Compatible with 99% of sports bottles and beverages Weight: Ultra-lightweight design (Select models as low as 20g-30g) for racing performance Design: Includes Side-pull, Wrap-around, and Streamlined structures for smooth access and secure grip Colors: 20+ exclusive options including Camo, Iridescent, Rose Gold, Titanium, etc. Application: Road, MTB, Folding, Gravel Bikes, and E-Bikes Advantage: ISO9001 certified production; High-aesthetic designs drive traffic and offer high-margin potential for B2B bundles Service: In-stock availability and OEM coating; Supports Laser Logo and Blister Packaging development

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Bike Pedal Series

English Version: LUNJE® Patented Pro Pedal Series Brand: LUNJE / 轮迹® Patent No.: CN202222189564.7 Technology: Full CNC Machined / Die-cast Aluminum One-piece / Cr-Mo Spindle Material: Aerospace-grade Aluminum 6061 / Die-cast Aluminum / High-strength Chrome Molybdenum (Cr-Mo) Steel Axle Core Tech: High-sealing DU + Bearings system; Waterproof, dustproof, and ultra-smooth rotation Specs: International Standard 9/16 inch thread; Fits all MTB, Road, and Folding bikes Design: Includes Large-platform Racing, Ultra-slim Lightweight, and All-terrain models Grip: Equipped with replaceable anti-slip Steel Pins for professional racing-grade traction Finishing: Anodized & Electrostatic Spraying; Full spectrum in Black, Red, Blue, Iridescent, Rose Gold, etc. Application: XC / AM / Enduro / DH / BMX and E-Bikes Advantage: ISO9001 Certified; Exceptional wear resistance combined with modular production for fast shipping to boost B2B capital turnover Service: Supports Laser Logo customization and exclusive color box packaging; Global OEM partnerships welcome

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Lighten your load, conquer every journey

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News

Five Things to Expect from Taichung Bike Week 2025

Welcome to Taichung: Meet Lunje at the 2025 Taichung Bike Week (Sep 16-19)

2025/09/16

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Innovative mountain road bicycle design unveiled - integrated hollow crankset with Pellin bottom bracket leads the trend

Recently, a brand new mountain road bike design has attracted the attention of many cycling enthusiasts.

2025/06/24

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Brand new road bike aluminum alloy stem, reshaping the riding experience

Recently, an aluminum alloy stem designed specifically for road bikes and mountain bikes has been officially launched.

2025/06/24

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Carbon fiber integrated handlebar manufacturing process breakthrough: lightweight and functional integration are achieved simultaneously

Traditional carbon fiber handlebar manufacturing relies on multi-stage mold assembly, resulting in low production efficiency and structural weaknesses at the joints.

2025/06/24

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Masterful craftsmanship shapes superior handlebars—a glimpse into the exquisite handlebar making process

Recently, the exquisite craftsmanship of handlebar making has attracted the attention of many manufacturing enthusiasts. Carefully selected raw materials are forged using a unique process. This is followed by meticulous grinding and polishing to ensure a smooth, jade-like surface.

2022/07/28

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New Breakthrough in Carbon Fiber Frame Manufacturing: 3D Printing Technology Significantly Improves Efficiency and Customization

A leading domestic bicycle manufacturer recently announced the successful application of large-scale 3D printing technology in the production of its high-end carbon fiber frames.

2022/01/10

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Argon arc welding technology for titanium alloy frames

Titanium alloy frame manufacturing relies on a high-purity inert gas protection process. The welding process is carried out in a sealed chamber with an argon content ≥99.999%, coupled with pulse TIG welding equipment, to control the heat affected zone within 0.8mm.

2021/11/12

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Hot isostatic pressing process of carbon fiber wheel rims

High-end carbon wheel manufacturing introduces aerospace-grade hot isostatic pressing (HIP) technology. After the prepreg carbon fabric is laid, it is placed in a high-pressure container and subjected to 100-150 MPa isostatic pressure at a temperature of 120-150℃.

2021/11/12

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Micron-level machining system for precision speed change parts

Transmission component manufacturing relies on a closed-loop precision machining system. A CNC five-axis machine tool serves as the core, equipped with a laser online measuring instrument for real-time monitoring of dimensional tolerances.

2021/11/12

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Ergonomic cushion composite lamination process

Seat cushion manufacturing integrates biomechanics and materials engineering

2021/11/09

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Application of CNC five-axis machining for ultra-short handle

To improve handling flexibility, downhill bikes are starting to use 10mm extra-short stems

2021/11/09

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About Us

Shenzhen Hanhonghxin Precision Technology Co., Ltd. is a professional company integrating the design, R&D, production and sales of motorcycle and automobile parts, outdoor sports equipment parts, lithium batteries, bicycle parts, medical machinery parts, electric scooter parts and hardware and electronic copper and aluminum stamping and forging parts. Established in November 2013, the company now has advanced production equipment and professional technical personnel. Adhering to the tenet of "customer first, quality first", we provide high-quality products and services to new and old customers in the industry. Our products are mainly sold to Europe, America, Southeast Asia and other countries, and are deeply trusted and praised by our partners. We are committed to building a global brand "LUNJE" and establishing an image label in the industry. The company will continue to adhere to the development concept of "integrity, innovation, professionalism, and win-win", continuously improving the comprehensive competitiveness of the domestic and international markets. The company is also more willing to work hand in hand with our customers for common development and create brilliance!

4500 m2

Factory Area

12000 +

Daily Output

80 +

Production Equipment

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Factory and equipment

Han Hongxin Technology Super Factory

Specialized Production Equipment:

The company is equipped with internationally advanced stamping, forging, and precision machining equipment, including multi-station presses, CNC machining centers, and precision measuring instruments, ensuring that every stage of product production, from raw materials to finished products, meets the requirements of high precision and high consistency.

Mature Technical Team:

We have an experienced R&D and production team with full-process technical capabilities, from mold design and process optimization to mass production. We can efficiently meet the customized needs of complex components such as motorcycle parts, lithium battery components, and medical machinery parts.

Strict Quality Control:

Adhering to the principle of "quality first," we implement the ISO quality management system. Through multiple controls such as raw material selection, process full inspection, and finished product performance testing, we ensure that products meet international standards (such as CE, RoHS, etc.) and meet the strict requirements of European, American, and Southeast Asian markets.

Diversified Product Capabilities:

Our products cover multiple fields, including motorcycle parts, outdoor sports equipment, and electric scooter parts. We specialize in the precision stamping and forging of copper and aluminum metals and support small-batch trial production to large-scale delivery, flexibly responding to customer needs.

Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment
Factory and equipment

Support ODM/OEM processing customization


Professional production equipment, technical team, service team, provide you with comprehensive services. We are not only a factory, but also a strong supplier behind you

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