WANLONG MOULD

Since 1993
Sepcializing in High-precision mold development & Large-scale injection molding manufacturing for over 30 years

WANLONG MOULD

Since 1993
Sepcializing in High-precision mold development & Large-scale injection molding manufacturing for over 30 years

Special Craftsmanship


With pleasure, we present our signature processes.
Focused on the merger of complex structrues and innovative materials.

01.

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Colorform in-mold painting one-step molding
Revolutionizing surface finishing:ColorForm integrates painting and injection molding into a single step, creating high-quality surfaces that are both aesthetically pleasing and durable. Moving beyond traditional spray coating, this technology offers self-healing properties, high gloss, and superior tactile experience. Widely applied in automotive interiors, smart home appliances, and consumer electronics, ColorForm represents an efficient, eco-friendly, and high-precision intelligent manufacturing solution that redefines standards for appearance, durability, and production efficiency.
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02.

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High-temperature material forming (PSU/PPSU/PEI/PEEK)
Accomplishing extreme applications: Pushing beyond conventional plastics with 380℃+ precision molding for metal-level strength and heat resistance. Engineered for extreme conditions in aerospace, new energy, and medical sterilization, delivering lightweight and high-safety material solutions.
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03.

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Foaming (chemical foaming, physical foaming)
An ideal to light-weighting & performance: By creating micro-cellular structures inside components through precise gas foaming technology, it achieves up to 30% weight reduction while enhancing thermal insulation and dimensional stability. Designed for large curved parts, thin-wall products, and automotive sunroofs, it combines superior structural strength with remarkable cost efficiency.
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04.

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In-mold compression
The Ultimate answer to high precision & low stress: By using a unique process of injection followed by compression, it precisely compensates for material shrinkage, achieving near-zero warpage dimensional stability and ultra-low internal stress. Designed for automotive sunroofs, optical lenses, and thin-wall components, it solves molding challenges for large complex structures while enhancing product performance and yield rate.
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05.

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Carbon fiber cloth injection molding
Where Lightweight Meets Resilience, Redefining Performance: By precisely integrating carbon fiber fabric with engineering plastics, we create monolithic components with distinctive texture and superior strength, achieving over 40% weight reduction. Widely used in automotive, aerospace, high-end electronics, and sports equipment, delivering the ideal solution for lightweight and high-strength requirements.
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06.

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TPE Skin injection molding
Unifying Texture and Structure in a Single Process: By integrating flexible skin and rigid substrate in one injection cycle, it achieves seamless wrapping and comfortable touch while ensuring structural strength and durability. Widely used in automotive interiors, consumer electronics, and medical devices, it efficiently meets diverse user needs for texture, function, and aesthetics.
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07.

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High-gloss two-color forming
Mirror Finish in One Step: Integrating steam temperature control with two-shot molding, it achieves mirror-level gloss surfaces and complex two-color structures simultaneously. Designed for premium electronics, automotive interiors, and appliances, it creates visually stunning products with exceptional tactile experience through eco-friendly manufacturing.
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08.

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Gas-assisted injection molding process
Lightweight & Strong, Reinventing Structure: Using high-pressure nitrogen to form uniform hollow sections inside plastic parts, it completely eliminates thick-wall sink marks and achieves the perfect unity of high strength and lightweight. Designed for medium-large components in automotive, home appliance, and furniture sectors, it significantly saves material and energy consumption while enhancing surface quality and dimensional stability.
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We deliver end-to-end solutions for the global advanced manufacturing industry,
                                                                                   from design and development to full-scale production.

Products Application


2 self-owned factories,100+ high-precision processing equipments,
          and a team of over 150 professionals. Form our full-chain supporting workshop.


01

About Us

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Zhejiang Wanlong Mold Co., Ltd founded in1993, has dedicated over three decades to high-precision mold R&D and large-scale injection molding production,delivering end-to-end solutions for global advanced manufacturing- from design to mass production.
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About us

Zhejiang Wanlong Mold Co., Ltd founded in1993, has dedicated over three decades to high-precision mold R&D and large-scale injection molding production,delivering end-to-end solutions for global advanced manufacturing-from design to mass production.

 

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Manufacturing quality

Quality is the lifeline of Wanlong. We are fully certified under ISO 9001, ISO 14001, ISO 45001, and IATF 16949 automotive standards. Every step, from raw material intake to final product shipment, is controlled by strict quality management processes.

 

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Featured equipment

Advanced Equipment & Manufacturing Hardware: World-class equipment cluster ensuring consistent high-precision manufacturing.

 

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Maintaining Complete In-house process, ensuring full Quality control at every possible stage.

Meticulously sourcing the world's best materials,
we are honored to deliver excellence and foster lasting partnerships worldwide

Materials

Partnership

Yudo Wanhe (Suzhou) Hot Runner System Co., Ltd.
Master Mould (Kunshan) Co., Ltd.
Synventive Hot Runner
Yingke Hot Runner
Ingersoll Mould Manufacturing (China) Co., Ltd.
Ningbo Mastyup Technology Co., Ltd.
RUHL (Ruipu)
Wanhua Chemical Group
Covestro
BASF SE
SABIC (Saudi Basic Industries Corporation)
ExxonMobil Corporation
DuPont
Dow
Chimei Industrial
Bayer
Bruce Stainless Steel
Gemeier Group
Schmolz + Bickenbach Metals (Jiangsu) Co., Ltd.
Thyssenkrupp Elevator (China) Co., Ltd.
Suzhou Finkl Special Steel Mould Co., Ltd.
Daido Special Steel
Assab Mold Steel
Lung Kee Group
Meitilong Company
Baosteel
ampco
Dalian Panqi Industry
PARKER Hannifin Hydraulics
Nitto Connector
Nitrogen Gas Spring (NTC)
Misumi
HPS International
Hasco Germany
Festo
DME Company (Die & Mould Equipment Company)
Diadora
CUMSA
Angela Merkel
Stäubli (Hangzhou) Precision Machinery and Electronics Co., Ltd.
Lude Lifting Rigging (Beijing) Co., Ltd.
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We're always integrating the latest technology into our craft
And always dedicated to supporting you
So,
Keep in touch & reach out anytime!

Latest Updates

2024/04/30

Machining installation sequence and process

Installation of detailed machining sequences to be aware of:Arrangement of detailed machining sequence, need to follow "First face after the hole", "First rough after fine" the basic principles.

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2024/04/30

Machining technology heat treatment process

With the development of aerospace, industry, microelectronics industry, modern and bioengineering technology, the demand for / detailed mechanical parts (feature size in the micron to millimeter level) is increasingly urgent.

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