1. Helicopter 3D puzzle 2. ICTI audited factory 3.Souvenirs; 4.DIY toys; 5. Handcraft, Easy and safty to play. 3D Puzzle - Helicopter1.Made of Eco-friendly paper and Eps board2.Need no tool during assembling3.The assembling process is safe4.Durable packaging fit for long-distance transportation5.Teach through lively activities (edutainment)6. The quality of our products is guaranteed by ISO 90017 ...