King Wai Co., Ltd. operates from a 10,000sqm factory in Chonburi and a 2,000sqm warehouse in Bangkok. The factory is about 45 minutes from Suvarnabhumi Airport and 40 minutes from the deep-sea port of Laem Chabang.

  • Computer-Aided Design and 3D Solid Modeling.
  • Virtual Product Development and Rapid Prototyping.
  • Extrusion and Injection Tooling Manufacture.
  • In-House Vinyl Compounding Facilities (PVC Vinyl).
  • Single and Twin Screw Profile Extrusion Lines.
  • Profile Lines for Co-Extrusion and Tri-Extrusion.


The company is committed to providing the highest quality products. The quality assurance program is based on ISO9000 guidelines.


From a ‘garden’ factory concept through full recycling of cooling water and a modern pollution control system, the company ensures there is minimum impact on the environment.

Also the company has an active development program to totally eliminate heavy metal and hazardous chemicals in the production of all our products.