Based on Taiwan professional manufacturing, we strive for development with new products, and efficiency through management. We devote ourselves in pursuing perfection and expect to facilitate in the precision industry upgrade and contribute in improving industry competitiveness. We are currently working with different business partners and our flat keys are being used by many machinery building industries in Taiwan.

Clients’ needs for flat keys have become more diversified, not only requiring lower prices in products but also more variety, smaller quantity and shorter delivery dates, these have become more important than ever. In the future, Songding will stay in line with our founding purpose and professional advantages, continue to be the bridge, and strengthen our development and branding. We will present high quality products to our customers, reduce intermediate process, share the benefits and reach a win-win situation.

About quality

Quality Control

Product quality to meet client’s needs and inquiries.

Strive for client satisfaction, trust and positive feedback.

Sustainable development for the society.

Information sharing to improve quality

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Review and discuss quality status in the company with daily quality reports.

  • Daily: Publish quality reports
  • Monthly: Hold quality management meeting
  • Annually: Set goals and plans for each department

Total inspection on all finished products

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Total inspections are done on all workpieces and batches, all sizes included, in case of defects or missing items.

Reduce material variability

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Precision cold drawing material to reduce material variability.

Ensure product traceability for each batch

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We guarantee traceability for all our products to ensure total management over all products we manufacture. This is for the prevention of problems as well as active response and improvements in case of any adverse events.

Application field

Flat keys are used in machinery to fasten wheels, pulleys, gears, and other parts to rotating shafts. Their names vary in different industries and suppliers – parallel shaft keys, machine keys, and shaft keys, but they all refer to the same product. They are use in home appliances, car parts, power sources, automatic flight system, industrial machinery, architectural industry, etc.

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home appliances
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car parts
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power sources
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automatic flight system
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industrial machinery
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architectural industry

Environment/ Safety

Environmental friendly products

Our products meet all environment regulation standards.

RoHS (Restriction of Hazardous Substances Directive)

The RoHS 1 directive took effect on 1 July 2006, and is required to be enforced and became a law in each member state. This directive restricts (with exceptions) the use of ten hazardous materials in the manufacture of various types of electronic and electrical equipment.

Environmental Protection Measures

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We pursue following environmental protection measures.

  • Reduce power dissipation and noise
  • Waste sorting and product recycling and recovery
  • Abide by the law through 

Safety Measures

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Our factory is located in the industrial district. We value safety implementation and strive to do better. Safety inspections and fire system maintenance are carried out annually, and greater improvements in safety and sanitation are being promoted.