Yongjun Technology Industrial Company was founded in 2005 that specialising in professional puzzle R&D, marketing and manufacturing of world class affordable puzzles. Our factory is high specialised to manufacturer and export puzzles, educational toys, speed cubes, magic cube, stacked cups and more. Our popular products have patients on a global scale, exporting to customers all around the world. YJ is especially favoured by speedcubers all over the world, with many of our products used to achieve world records.