Purchase Instructions: Due to logistics size restrictions, the package you purchased may not contain the original box, and this set is a domestic set. it was opp bags.Mind buyers please be careful. Enjoy building: Compatible with LEGO. All parts quality and integrity are very good. Product details and functions are highly restored. Reliable quality: Made of environmentally friendly ABS material, high-quality parts, precision casting, high fit, not too tight or too loose, parts without burrs and serrations, overall smooth and smooth, bright colors, no scratches on the surface. Instructions for use: There are detailed assembly instructions, which are clear and easy to understand. Even beginners can easily do it. There are step-by-step packages to make finding and assembly easier. If any part is missing, we will replace it for you free of charge. For ages 8+: The perfect gift for birthdays, parties, graduations, Children\u002639;s Day, Christmas and every occasion. Most importantly, it provides a fun way to learn for motivated kids, while boosting self-confidence and stimulating creativity and imagination in simple steps. \