The designer cooperates with us to create a delicate and splendid artware of Tian'anmen Square which involves 3D printing and metal casting techniques.
Solution
Step 1: Use SLA technique to print the mold of Tian’anmen Square.
Step 2: Create a sand mold based on the SLA printed mold.
Step 3: Build the whole model with the help of metal casting.
Step 4: Laser curving and etching.
Step 5: Assembling, polishing, painting red and plating gold.