In the global manufacturing landscape, finding a reliable and high – quality plastic inner casing manufacturer is crucial for many businesses. Nanpi Haokai Hardware Products Co., Ltd., located near the Bohai Sea and adjacent to the Beijing – Shanghai Expressway, stands out as a professional private enterprise in the metal and plastic products design and production field. With over two decades of experience, the company has made significant achievements in the hardware manufacturing industry and has now expanded its capabilities to include the production of top – notch plastic inner casings.

Company Overview and Strengths
Nanpi Haokai Hardware Products Co., Ltd. has always adhered to the principle of “science and technology – driven enterprise development.” It is committed to the development and production of high – tech products in the stamping and machining industry. Over the past twenty – plus years, through continuous innovation and development, the company has achieved remarkable results in the hardware manufacturing sector.
The company boasts a strong production capacity. It has more than 70 employees, including 16 technical personnel and 7 senior technicians. In terms of equipment, it owns over 30 sets of 30 – 250 – ton stamping equipment and more than 30 sets of CNC, automatic lathes, CNC sliding head machines, and injection molding machines. This modern production equipment enables the company to realize an integrated process from design to production and after – sales service for its products.
Quality is at the core of the company’s operations. It has passed and implemented the ISO9001:2015 quality system standard. With the enterprise spirit of “seeking truth and being pragmatic, pioneering and innovative” and the concept of “quality first, customer first,” the company has produced supporting products for large domestic and foreign enterprises and established good cooperative relationships with customers, receiving consistent recognition and praise.
Plastic Inner Casing Production Capabilities
Although the company started with metal products, it has now expanded its production scope to include plastic inner casings. Leveraging its existing advanced production equipment and technical expertise, the company can produce high – quality plastic inner casings that meet international standards.
The production process of plastic inner casings at Nanpi Haokai is highly sophisticated. The company uses state – of – the – art injection molding machines to ensure precise shaping and consistent quality of each casing. The injection molding process allows for the production of complex shapes and designs, which can be customized according to the specific requirements of customers.
In terms of materials, the company has a wide range of options. It can select the most suitable plastic materials based on the application scenario of the plastic inner casing. For example, for casings that need to withstand high temperatures, heat – resistant plastics can be used. For those requiring high strength, reinforced plastics are a great choice. This flexibility in material selection ensures that the plastic inner casings can meet the diverse needs of different industries.

Customization Services
One of the key advantages of Nanpi Haokai as a plastic inner casing manufacturer is its strong customization capability. The company understands that different customers have different needs, and a one – size – fits – all approach does not work in the manufacturing industry. Therefore, it offers comprehensive customization services for plastic inner casings.
Customers can provide drawings or samples, and the company’s technical team will work closely with them to optimize the design. Whether it is adjusting the dimensions, changing the shape, or adding specific features, the company can make it happen. Small – batch sampling is also available, allowing customers to test the product before placing a large – scale order. Once the design is finalized, the company can proceed with mass production, ensuring high – volume supply with consistent quality.
In addition to design customization, the company can also customize the surface treatment of plastic inner casings. Different surface treatments can enhance the appearance, durability, and functionality of the casings. For example, a glossy finish can make the casing look more high – end, while a matte finish can provide better grip. Anti – scratch and anti – static coatings can also be applied according to the customer’s requirements.
Quality Control and Certification
Quality is the lifeblood of Nanpi Haokai. The company has established a strict quality control system throughout the entire production process of plastic inner casings. From raw material inspection to in – process quality control and final product inspection, every step is carefully monitored to ensure that the products meet the highest quality standards.
The company’s adherence to the ISO9001:2015 quality system standard is a testament to its commitment to quality. This international standard provides a framework for the company to manage its quality processes effectively, ensuring continuous improvement and customer satisfaction. By obtaining this certification, the company has demonstrated its ability to consistently provide products that meet customer and regulatory requirements.
In addition to ISO certification, the company also conducts various internal quality tests on its plastic inner casings. These tests include dimensional accuracy tests, strength tests, and durability tests. Only products that pass all these tests are allowed to leave the factory, giving customers peace of mind about the quality of the products they receive.
| Quality Control Aspect | Description |
|---|---|
| Raw Material Inspection | Check the quality, purity, and specifications of the plastic materials used for production. |
| In – process Quality Control | Monitor the production process in real – time to ensure that each step is carried out correctly and meets the quality requirements. |
| Final Product Inspection | Conduct comprehensive tests on the finished plastic inner casings, including dimensional accuracy, strength, and durability tests. |
Application Industries
The plastic inner casings produced by Nanpi Haokai have a wide range of applications across multiple industries. In the automotive industry, they can be used as components in various parts of the vehicle, such as the interior trim, engine compartments, and electrical systems. Their lightweight and durable nature make them ideal for reducing the overall weight of the vehicle while ensuring reliable performance.
In the electronics industry, plastic inner casings play a crucial role in protecting electronic components. They can be used to house circuit boards, sensors, and other delicate parts, providing insulation and shielding against electromagnetic interference. The customization capability of the company allows it to produce casings that fit the specific requirements of different electronic devices.
The medical industry also benefits from the high – quality plastic inner casings produced by Nanpi Haokai. These casings can be used in medical devices such as monitors, pumps, and diagnostic equipment. The company’s strict quality control measures ensure that the casings meet the high hygiene and safety standards required in the medical field.
Other industries where the plastic inner casings find applications include the aerospace industry, where lightweight and high – strength components are essential, and the industrial equipment industry, where the casings can be used to protect mechanical parts and control systems.

FAQ
What materials can be used for the plastic inner casings?
We can use a variety of plastic materials depending on the application requirements. Common materials include ABS, PC, PP, and PE. For specific needs such as high – temperature resistance or high – strength, we can select specialized plastics like PEEK or PPS.
Can you provide samples of the plastic inner casings before mass production?
Yes, we offer small – batch sampling services. You can provide us with drawings or samples, and our technical team will work with you to optimize the design and produce samples for your testing and approval.
How do you ensure the quality of the plastic inner casings?
We have a strict quality control system throughout the production process. This includes raw material inspection, in – process quality control, and final product inspection. We also adhere to the ISO9001:2015 quality system standard and conduct various internal quality tests to ensure that our products meet the highest standards.
What is your production capacity for plastic inner casings?
Our production capacity depends on the specific product and order quantity. With our advanced production equipment and a large number of skilled workers, we can handle both small – batch and large – scale orders efficiently. We can provide you with a detailed production plan based on your requirements.
Summary
Nanpi Haokai Hardware Products Co., Ltd. is a reliable and professional plastic inner casing manufacturer. With its advanced production equipment, strong technical team, and strict quality control measures, the company can produce high – quality plastic inner casings that meet the diverse needs of different industries. Its customization services allow customers to get products that are tailored to their specific requirements, and its commitment to quality ensures that customers receive products that are durable and reliable. Whether you are in the automotive, electronics, medical, or any other industry, Nanpi Haokai is a great choice for your plastic inner casing needs.