Sp Prototypes Limited
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Shenzhen Superior Prototype Co., Ltd
🇨🇳 China
2002101-200 peopleManufacturer/Service CompanyEstablished brand
OEM manufacturer
ODM manufacturer
Product customization
Shipments
12
Key customer
VESTEL
Key market
North America
Description
Shenzhen Superior Prototype Co., Ltd, also known as Superior Intelligent Manufacturing Limited, is a professional manufacturer and service company specializing in rapid prototyping and on-demand manufacturing solutions. Established in 2002 and based in Shenzhen, China, the company operates a significant manufacturing facility of approximately 30,000 square meters and employs over 420 individuals, including around 300 technicians. They offer comprehensive OEM and contract manufacturing services, with capabilities including high-precision CNC machining (3/4/5-axis milling, turning), 3D printing (SLA, SLS, FDM, SLM & DLP), vacuum casting, reaction injection molding (RIM), rapid tooling for plastic injection molding, compression molding for rubber & silicone parts, sheet metal fabrication and stamping, and die-casting for mass production. Shenzhen Superior Prototype Co., Ltd is ISO 9001 and ISO 27001 certified, demonstrating a commitment to quality management and information security. Their services cater to a wide array of industries, including digital communications, automotive, household appliances, medical devices, electronics, and industrial manufacturing. With over 18 years of industry experience, they have served more than 50 countries, completed over 10,000 projects, and export a significant portion of their products to North America, Europe, and Asia.
Sheet Metal Stamping Metal Spare Parts$20
3D Printing SLA SLS Rapid Prototype$20
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SG Prototype Manufacturer Co., Ltd.
🇨🇳 China
201611-50 peopleManufacturer/Service CompanyOEM manufacturer
Small batch production
Low MOQ
Shipments
3
Key customer
BEETECH
Key market
🇺🇸 United States
Description
SG Prototype Manufacturer Co., Ltd. (SGPROTO) is a professional rapid prototyping and low-volume manufacturing specialist headquartered in Shenzhen, China, with additional operations in Hong Kong. Established in 2016 by a leadership team with over 15 years of industry expertise, the company operates a dedicated factory providing one-stop engineering solutions from initial prototype verification to small-batch production. SGPROTO serves a global clientele across the automotive, medical, drone, robotics, and home appliance industries.
The company offers a comprehensive suite of manufacturing capabilities, including 3-axis and 5-axis CNC machining for metals and plastics, 3D printing (SLA, SLS, FDM, and PolyJet), vacuum casting with silicone molds, and sheet metal fabrication involving stamping, punching, and bending. They work with an extensive range of materials, from high-performance metals like titanium, stainless steel, and brass to specialized plastics such as PEEK, POM, and transparent resins.
As a contract manufacturer, SGPROTO provides extensive post-processing and finishing services, including anodizing, electroplating, laser etching, powder coating, and silk-screen printing. The company emphasizes a full-process quality control system, ensuring high-precision standards for complex components. With a workforce of 11 to 50 employees, SGPROTO supports product developers and startups with flexible manufacturing services, including OEM/ODM support and sourcing assistance for mass production injection molding and die casting.
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