About us

Founded and Development

Ningbo Sunshine Sealing Technology Co., Ltd was established in the year 2006 in Ningbo City, and we specialize in extrusion molding, injection molding, compression molding and machining of special high performance engineering plastic products and especially in PEEK (polyetheretherketone), PTFE and PI (polyimide) industries. Specializing in the production of PEEK (polyetheretherketone), PTFE and PI (polyimide) finished parts and bars, plate sheet, tube and strips, etc., And we can  provide integrated solutions for R&D, design and production of special engineering plastic finished parts and semi-finished profiles for different industries.

We have a professional continuous extrusion production line for profiles, a large horizontal injection molding machine, several vertical injection molding machine, a large molding machine, a high-precision CNC lathe, a CNC machining center, a CNC engraving machine, a wire cutting machine, an electric spark machine, a rotary cutting machine, other turning, milling, drilling and grinding machines. We use those advanced machines to designe and manufacture all kinds of high performance plastic products according to the customer's drawings or sample requirements. After 15+ years of experience, we have owned thousands of injection molds and compression molds, which is convenient for customers to select products and produce the goods they need in short time.

What We Offer?

Our company focuses on the design and material selection of special plastic parts such as PI (polyimide), PEEK (polyetheretherketone) and PTFE, with the helping of our advance machines, we can use injection molding and machining methods to produce finished parts of various sizes. We have successively developed dies for hundreds of PI (polyimide) rod bars, sheet plates and tubes and thousands of PEEK (polyetheretherketone) bars, plates and pipes, and molded various PI (polyimide), PEEK (polyetheretherketone), PTFE sheet rods and tubes, and other special plastic materials which can meet the different needs of customers.

In addition, the company also specializes in PI (American DuPont VESPEL polyimide), PEEK (polyether ether ketone), and other original imported bars, plates and pipes of special engineering plastics.

From the time we established, we has been relying on stable quality, excellent service, good industry channels and technical advantages, strictly adhering to the business philosophy of "quality first, service first and customer first", and has gradually won the satisfaction and trust of our customers. Looking forward to cooperating with you in the field of the high performance special engineering plastics, you are welcome to inquire, visit and call.

Our Main Partner

Our partner