China Plastic Injection Parts Factory
China Rubber Gasket Supplier
China Rubber Parts Manufacturer

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Why Choose Us

Mission

Our mission is built on the foundation of the enterprise, and we will inherit the long-term ...

Quality Control

Our quality is guaranteed, you can consult us for product issues

24/7 Support

Our 24-hour online customer service team supports after-sales service

Equipment

It has a modern production line composed of various production equipment and a series of supporting machinery.

about us

About Us

Yuyao Hansheng Electrical Appliances Co., Ltd.

Being established in 2009, Yuyao HanSheng Electrical appliances CO.,LTD is an independent company under Yuyao Ostar Group.we are located in Ningbo City, Zhengjiang, China.

Yuyao Hansheng is a professional company who focus on plastic and rubber products, Rubber Parts, Rubber Gasket, Plastic Injection Parts, pecision mold technology,based manufacturing and assembly work for customer’s needing.our compnay covers a total area of more than 3,000 square meters, Currently there are  8 injection machines, 12molding rubber machines, and other machining equipments, All these advanced equipments give guarantee to a great production capacity. Established a set of perfect manufacturing and quality control system,advance manufacturing and testing equipment .



Featured Products

OEM/ODM ABS injection molded housing

OEM/ODM ABS injection molded housing

Welcome to inquire ABS injection molded housing from us, every request from customers is being replied within 24 hours. Hansheng is the professional manufacturer, we would like to provide you OEM/ODM plastic solution and we will offer you the best after-sale service and timely delivery.View More
Custom PA injection molding component

Custom PA injection molding component

Yuyao Hansheng electronic appliances Co,.Ltd supply custom PA (nylon) injection molding components with drawing/sample-based processing. Specializing in injection mold & plastic product customization, we offer one-stop tailored solutions. Our PA parts feature excellent heat resistance, durability and mechanical strength, with strict dimensional precision control. From mold development to mass production, we deliver high-quality custom components to meet your industrial engineering and application demands.View More
OEM POM plastic component

OEM POM plastic component

Yuyao Hansheng Electronic Appliances CO., Ltd focus on OEM POM plastic components, delivering high-precision, wear-resistant solutions tailored to your needs. Leveraging advanced injection molding tech and strict quality checks, our POM parts boast excellent rigidity, low friction, and durability. Suitable for automotive, electronics, industrial & consumer goods, we offer custom specs, on-time delivery, and cost-effective one-stop service—your reliable partner for premium POM components.View More
OEM plastic injection molding component

OEM plastic injection molding component

Yuyao Hansheng Electronic Appliances Co.,Ltd specialize in OEM plastic injection molding components with custom solutions for diverse industries. Leveraging advanced molding tech and strict quality control, we deliver high-precision, durable parts tailored to your specs. From design optimization to mass production, our one-stop service ensures on-time delivery and cost-effectiveness. Partner with us for reliable, custom-molded plastic components that drive your project success.View More
Plastic Junction Box

Plastic Junction Box

Welcome to wholesale junction box from us, every request from customers is being replied within 24 hours. Hansheng is the professional manufacturer, we would like to provide you plastic junction box and we will offer you the best after-sale service and timely delivery.
We have been specialized in wholesale and custom injection box for more than 16 years.We produce junction enclosure in many sizes and types.Our products have a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.
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Custom Plastic Products

Custom Plastic Products

HS is one of the famous China OEM plastic and rubber manufacturer and supplier. Our factory specializes in manufacturing plastic components . Welcome to custom plastic and rubber parts from HS. Every request from customers is being replied within 24 hours. We have been specialized in plastic products for more than 16 years.We produce household appliances plastic components in many sizes and types.Our products have a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.View More
Abs Plastic Parts

Abs Plastic Parts

HS is one of the famous China OEM plastic and Abs Plastic Parts manufacturer and supplier. Our factory specializes in manufacturing of custom injection molded plastic parts. Welcome to OEM plastic inject parts from hansheng. Every request from customers is being replied within 24 hours.
We have been specialized in custom injection molded plastic parts for more than 16 years.We produce plastic injection parts in many sizes and types.Our products have a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.
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Plastic Part Manufacturing

Plastic Part Manufacturing

Welcome to OEM plastic part manufacturing from us, every request from customers is being replied within 24 hours. HS is the professional manufacturer, we would like to provide you custom plastic parts one stop service and we will offer you the best after-sale service and timely delivery.
We have been specialized in custom plastic parts for over 16 years.We produce plastic products in many sizes and types.Our products have a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.
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Plastic Molded Parts

Plastic Molded Parts

Hansheng is one of the famous China plastic molded parts manufacturer and supplier. Our factory specializes in manufacturing of plastic parts. Welcome to buy plastic molded parts from Hansheng. Every request from customers is being replied within 24 hours. We have been specialized in injection plastic product for more than 10 years.We produce custom plastic parts as per customer’s needs.Our products have a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.View More
Plastic Injection Mold

Plastic Injection Mold

Hansheng warmly welcome you to customize Plastic Injection Mold from our factory. Our products are currently have a large amount of factory inventory. We will provide you with good service and factory discounted prices. We have been specialized in injection molding small parts for more than 16 years.We produce injection parts in many sizes and types.Our products have a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.View More
Large Part Injection Molding

Large Part Injection Molding

Hansheng is a professional large part injection molding manufacturer and supplier in China. If you interested in plastic parts products, please contact with us. We follow the quality of rest assured that the price of conscience, dedicated service.We have been specialized in large part injection molding for more than 16 years.We produce large plastic part in many sizes and types.Our products have a good price advantage and cover most of the European and American markets. We look forward to becoming your long-term partner in China.View More
Plastic Injection Process

Plastic Injection Process

Welcome to custom plastic injection process from us, every request from customers is being replied within 24 hours. Hansheng is the professional manufacturer, we would like to provide you plastic injection process and we will offer you the best after-sale service and timely delivery.View More

Mechanical components for friction
between moving parts

Send Inquiry

Send Inquiry

What plastic is used in injection?

What plastic is used in injection?

2025-03-05

​Plastic materials for injection molding range from commonly used polymers to specialty plastics and polymer blends.

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Can you name 10 products made of natural rubber?

Can you name 10 products made of natural rubber?

2025-03-05

​Can you imagine a life without rubber? Just look around where ever you are.

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What are the components of a plastic?

What are the components of a plastic?

2025-03-05

​Most plastics contain organic polymers. The vast majority of these polymers are formed from chains of carbon atoms

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Equipment Upgrade for High Precision Custom Injection Molding Service

Equipment Upgrade for High Precision Custom Injection Molding Service

2026-03-27

We have updated advanced injection machines and precision testing instruments to meet high-standard demands from automotive & electronic industries.

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what is different with overmolding and double injection ?

what is different with overmolding and double injection ?

2026-03-13

Dual injection molding, like co-injection molding, two-shot molding, and sandwich injection molding, is a type of multi-material injection molding technology. The basic idea of multi-material injection molding is to combine two or more materials with different properties together to increase the value of the product. In this article, the first injected material is called the substrate or base material, and the second injected material is called the covering material.

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HOW TO PLASTIC INJECTION MOULDING RAPID MOULDING OF PLASTIC PARTS

HOW TO PLASTIC INJECTION MOULDING RAPID MOULDING OF PLASTIC PARTS

2026-02-06

For rapid production of plastic parts look no further –Yuyao Hansheng offers streamlined plastic injection molding services all under one roof.

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How to choose the right plastic enclosure for engineering projects

How to choose the right plastic enclosure for engineering projects

2026-01-30

Choosing the Right Plastic Enclosure for Engineering Projects

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What are the future development trends for plastic enclosures in the process control field?

What are the future development trends for plastic enclosures in the process control field?

2026-01-22

The future of plastic housing in process control systems is poised for transformative advancements, driven by emerging technologies, sustainability efforts, and innovative materials. As industries increasingly demand more efficient and environmentally friendly solutions, the role of plastic housing is becoming more critical than ever. This article explores the evolving trends in plastic housing, their potential impacts on process control systems, and the challenges and opportunities that lie ahead.

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The Role of Plastic Housing in Modern Electronics Manufacturing

The Role of Plastic Housing in Modern Electronics Manufacturing

2026-01-16

In the ever-evolving world of electronics manufacturing, plastic housing plays a pivotal role in shaping the efficiency and longevity of electronic products. Its use has transformed how devices are assembled, maintained, and even disposed of, making it a cornerstone material in the industry. By understanding the trends in electronics manufacturing materials, we can appreciate how plastic housing contributes to product efficiency and lifecycle management.

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Choosing the Right Plastic Housing for Electronic Assemblers

Choosing the Right Plastic Housing for Electronic Assemblers

2026-01-09

When selecting plastic housing for electronic components, several critical factors come into play. Understanding these factors will guide you in choosing the best plastic enclosures for electronics that meet your specific needs. From considering the type of material to exploring customization options, making an informed decision is crucial for ensuring the durability and functionality of your electronic assemblies.

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