Building Block Toy Set. This product is NOT pre-assembled. You need to build it yourself using the provided instructions. Made from high-quality, BPA-free ABS plastic, safe and durable. Keep away from fire. Compatible with most major building block brands. A fun and creative toy, perfect for display, collection, or as a gift for birthdays and holidays. This product does not include a printed manual by default. A digital PDF instruction manual is provided. After receiving your package, please check the packaging carefully – there is usually a QR code attached. Scan the QR code to access the instructions. If there are two QR codes, please try both. To support environmental protection and reduce paper waste, we provide digital instructions instead of printed manuals. All necessary parts to complete the model. These items may appear in the manual for reference only. Frequently Asked Questions (FAQ). Q: How do I get the instructions? A: Scan the QR code on the package to access the PDF manual. Q: What if parts are missing? We will resend missing parts free of charge. Q: Is this product pre-assembled? A: No, this is a DIY building set. All parts are packed in a sealed PE bag. Please make sure you accept this before placing your order. This is NOT a LEGO® product. (additional costs may apply). Custom Orders (MOC Support). We support MOC (My Own Creation) customization. Have your own design or parts list? Send it to us – we’ll help bring your idea to life! This is a custom-made product. Please confirm all details before placing your order. Missing parts will be resent free of charge. Our shop supplies a full range of building blocks with abundant stock, including city, mechanical, movie figure, architecture and mini particle block. We support bulk orders & mixed batches! Early consultation equals exclusive extra discount! We provide electronic drawings. All building blocks are packed with bubble wrap, hard cartons and shockproof filler to prevent brick loss or breakage during transit. We provide 30-day worry-free return service after parcel receipt. Rturned items must keep brand new unused status, original boxes, all loose bricks, instruction manuals, spare parts and original packing materials intact. We aim to deliver 5-star shopping experience for all block lovers! Occasional unexpected issues may occur, such as damaged boxes, missing small bricks or transit scratches.