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Plastic IOT equipment Accessories Injection Molding


Mold Making & Plastic Injection One-stop Service

Yuyao Hualong Moulds & Plastic Products Co.,Ltd.

Yuyao Hualong Moulds & Plastic Products Co.,Ltd. was established in 1988. At present, there are 15 plastic injection molding machines from 100g to 3500 g, more than 20 mold manufacturing equipment such as machining centers, and more than 20 testing equipment and other auxiliary equipment. As leading Plastic Injection Molded IOT equipment Accessories manufacturers and IOT equipment Accessories factory in China, We have 100 employees and more than 30 managers and professional technicians.

After over 30 years of indomitable efforts, with the molds-making and plastic products-processing as the mainstay, our company has implemented a service for product development, mold-designing and making, plastic injection-molding and finished product-assembly in a coordinated process. Hualong mold has long history of serving European and American high-quality brands and well-known public companies at domestic and abroad. We custom make injection molded Plastic IOT equipment Accessories. Customized products involve all kinds of instruments, equipment accessories, industrial automation and intelligent equipment of the Internet of things, auto accessories, kitchen appliances, household products, etc. Products are widely used in power, communications, security, automotive, aerospace, medical, life and other different fields.

We have gained certifications of ISO9001, ISO16949 quality management system and ISO14001 environmental management system. OEM/ODM plastic injection molded IOT equipment Accessories. We accept annual factory inspection of clients, and conduct ECOVADIS audits on environment, labor and human rights, business ethics and sustainable procurement.

Customized Service Custom Advantage

Custom Process

  • Drawings or Samples

    We get the drawings or samples from customers.

  • Drawings Confirmation

    We will draw the 3D drawings according to the customers' 2D drawings or samples,and send the 3D drawings to customers for confirmation.

  • Quotation

    We will quote after getting the customers' confirmation,or quote directly according to customers' 3D drawings.

  • Making Molds/Patterns

    We will make molds or pattens after getting the mold orders from the customers.

  • Making Samples

    We will make real samples using the molds and send to customers for confirmation.

  • Mass Producing

    We will produce the products after getting the customers' confirmation and orders.

  • Inspection

    We will inspect the products by our inspectors or ask the customers to inspect together with us when finished.

  • Shipment

    We will ship the goods to the customers after getting the inspection result ok and the customers' confirmation.

Every certificate witnesses our profession


  • ISO45001
  • ISO14001 Environmental Management System Certification
  • IATF16949 Automotive Industry Quality Certification
  • ISO9001 Quality Management System Certification
  • Sustainability Rating
  • POM F20-02 ROHS SGS Report

Develop customized mold products according to customer requirements

Comprehensive analysis of projects, high degree of cooperation with customers, strong timeliness, good follow-up service and stable production.

Learn about customization
Industry Knowledge

What Are The Benefits Of Using Plastic Iot Equipment Accessories Produced Through Injection Molding

What are the benefits of using plastic IoT equipment accessories produced through injection molding

One of the primary benefits of injection molding is that it is a highly efficient and cost-effective process. The process involves melting plastic pellets and injecting the molten material into a mold, which then cools and hardens into the desired shape. The molds used in injection molding can be reused multiple times, making it an ideal process for mass production of plastic parts. This results in lower manufacturing costs, which can be passed on to consumers in the form of lower prices.

Another advantage of using injection molding for plastic IoT equipment accessories is the high level of accuracy it offers. The molds used in injection molding are precision-engineered to produce parts with consistent dimensions and tight tolerances. This level of accuracy ensures that the parts fit together perfectly, which is crucial for IoT devices that rely on precise measurements and alignments to function properly.

Injection molding also allows for faster production times compared to other manufacturing methods. The process can produce large quantities of parts in a short amount of time, which is especially useful for high-volume production runs. This means that manufacturers can quickly produce and deliver the parts needed to meet the demands of the market.

One of the key advantages of using plastic IoT equipment accessories produced through injection molding is the increased design flexibility it offers. The molds used in injection molding can be customized to produce parts with complex geometries and intricate features. This allows designers to create parts that are both functional and aesthetically pleasing, which is important for IoT devices that are often visible to consumers.

Plastic IoT equipment accessories produced through injection molding are also highly durable and resistant to wear and tear. The materials used in injection molding are typically high-quality polymers that are chosen for their strength, toughness, and resistance to environmental factors such as heat, moisture, and UV radiation. This ensures that the parts will last a long time and perform reliably under a wide range of conditions.

What Are Some Of The Most Important Trends In The Injection Molding Of Plastic Iot Equipment Accessories

One of the most significant trends in the injection molding of plastic IoT equipment accessories is the use of advanced materials. With the increasing demand for smart devices, the need for materials with unique properties that can withstand harsh environments and perform specific functions has become essential. Advanced materials, such as thermally conductive plastics and electrically conductive plastics, are now being used in the manufacturing of IoT equipment accessories. These materials offer excellent thermal and electrical properties, making them suitable for use in a wide range of applications.

Another important trend in the injection molding of plastic IoT equipment accessories is the use of automation and robotics. With the need for high-volume production and precision, manufacturers are turning to automation and robotics to streamline the manufacturing process. Automated injection molding machines can operate continuously, reducing the need for manual labor and increasing production efficiency. Additionally, robotics can be used for tasks such as part removal, quality control, and packaging, further improving the production process.

The use of 3D printing technology in injection molding is also a significant trend in the industry. 3D printing can be used to create complex molds quickly and efficiently. This technology allows manufacturers to produce prototypes of IoT equipment accessories, test them, and make any necessary adjustments before mass production. Furthermore, 3D printing can be used to produce custom designs and shapes that would be difficult to achieve with traditional molding techniques.

Sustainability is also a growing trend in the injection molding industry. With the increasing concern for the environment, manufacturers are turning to eco-friendly materials and processes. One example is the use of biodegradable plastics in the injection molding of IoT equipment accessories. Biodegradable plastics can decompose naturally, reducing the amount of waste generated by the manufacturing process. Additionally, manufacturers are implementing recycling programs to reduce waste and minimize the impact of plastic products on the environment.

What Are Some Of The Key Design Considerations For Injection Molding Of Plastic Iot Equipment Accessories

Injection molding is a widely used manufacturing process for producing plastic parts with high accuracy, repeatability, and consistency. Injection molding is commonly used in the production of Internet of Things (IoT) equipment accessories such as cases, covers, and connectors. Designing a plastic IoT equipment accessory for injection molding requires careful consideration of various factors to ensure that the final product meets the desired specifications and is cost-effective to manufacture.

The first consideration is the material selection. Plastic materials used for injection molding have different properties that can impact the final product's functionality and durability. Factors such as the operating temperature range, chemical resistance, and impact resistance should be considered when selecting a material. It is also essential to choose a material that can flow easily through the mold cavity and solidify quickly to reduce cycle time and improve productivity.

The second consideration is the part geometry. The design of the part should consider the moldability of the part. Simple designs are easier and less expensive to manufacture than complex designs. It is also important to avoid sharp corners, undercuts, and thin sections that can cause the part to warp or crack during the molding process. Part geometry can also impact the part's mechanical properties, such as stiffness and strength.

The third consideration is the mold design. The mold design should be optimized for the part geometry, material, and production volume. The mold should be designed to ensure consistent filling, packing, and cooling of the part. It is also important to consider the mold's draft angle, which is the angle that allows the part to be ejected from the mold easily. A good mold design can significantly reduce cycle time, increase part quality, and reduce production costs.

The fourth consideration is the gate design. The gate is the opening through which the plastic material enters the mold cavity. The gate location and size can impact the part's quality and production efficiency. A gate that is too small can cause flow problems, while a gate that is too large can create a visible scar on the part. The gate location should be chosen to allow for even filling of the mold cavity, and the gate size should be selected to balance flow rate and cycle time.

The fifth consideration is the surface finish. The surface finish of the part can impact the part's aesthetics, functionality, and durability. The surface finish can also impact the mold's lifespan and the production efficiency. A smooth surface finish can reduce friction and wear, while a textured surface finish can improve grip and reduce slippage. The surface finish can also impact the part's ability to withstand harsh environments, such as exposure to chemicals or UV radiation.   

  • Where are your products mainly exported to?
    Our products are mainly exported to the United States, Canada, the Netherlands, France, Italy, the United Kingdom, South Korea, and other dozens of countries.
  • How to deliver the goods to us?
    Foreign customers usually ship by sea. We are only 80 kilometers away from Ningbo Port, so it is very convenient to export by sea. Of course, if the customer's goods are urgent, we can also ship by air. Ningbo Airport and Shanghai International Airport are very close to us.
    Domestic customers, we have our own van and driver to arrange delivery.
  • How many employees of your comany? What about the technicists?
    The company has more than 100 employees, including more than 30 managers and professional and technical personnel.
  • How about the capacity of your company?
    The company covers an area of 9,000 square meters, with a modern workshop of more than 8,000 square meters. We currently have thirteen plastic injection molding machines ranging from 100 grams to 3500 grams, and more than ten mold manufacturing equipment such as machining centers, with an annual production capacity of 80 million yuan.
  • Do you have some standard parts?
    No, we are a pure custom manufacturer.
  • Can you do customized products?
    Yes, we mainly do customized products,we are mainly doing customized products according to the customers’ drawings or samples.
  • What applications do your products relate to?
    Our products cover almost every aspect of your life. Products have been involved in instrumentation, auto parts, medical equipment, smart equipment, audio-visual office supplies, fitness equipment, small kitchen appliances and many other industries.
  • What products can you offer?
    We mainly accept the customization of injection molds and the production of corresponding products.
  • Are you a direct manufacturer or a trading company?
    We are a professional manufacturer of customized injection molds and injection products. We also accept orders from domestic and foreign customers and have the right to export independently.
  • How to guarantee the quality of your goods?

    Firstly,we will do the inspection after every process.for the finished products,we will do 100% inspection according to the customers’ requirements and the international standard.

    Then, we have the more advanced and complete testing equipment in the industry: color detectors, three-coordinate measuring instruments, 3d scanners, etc. To ensure that the customer's all-round testing requirements for product color, high-precision geometric size testing, etc. are met.

    In addition, we have a professional team to do a complete technical analysis in advance. According to the needs of different materials, shapes and performances of the products, we will make corresponding molds or increase the necessary technological processes such as cooling and boiling to ensure that the product performance and shape meet the requirements of customers and reduce follow-up troubles.

  • What’s the payment term?
    When we quote for you,we will confirm with you the way of transaction,fob,cif,cnf,etc.
    For mass production goods, you need to pay 30% deposit before producing and70% balance against copy of documents. the more common way is by t/t. l/c is also acceptable.
  • How long can I get the feedbacks after we sent the inquiry? 
    We will reply you within 12 hours in working day.