Each click on the box in the game can add one digit to three identical digits. Each combination can get gold coins. Use gold coins to buy or upgrade your store. Attract more customers to shop in your store street. Game Description: Click on the number to add 1, and three identical adjacent numbers will synthesize a larger number. The game has five energy limits, each click energy decreases, each hit energy increases. Synthetic diamonds get gold coins and can be purchased or upgraded to attract more customers to your shop. When customers come to shop, you can get more gold coins and more rewards.