Founded in 2003, COG Limited is an innovative design company devoted to creating unique, educational STEM toys and other products that inspire imaginative minds. Located in Hong Kong, China, our team of professionals strives to infuse all COG products with a sense of innovation and imagination that our company represents.

Over the decades, COG Limited has successfully created a broad range of unique products which have become bestsellers worldwide. All our toys and products are educational and entertaining, and the raw materials we use are safe and environmentally friendly.