食品零售品牌
Double Dolphin
Nai Fong was established in 1984. The company represent one of Singapore's leading manufacturers of superior-quality food products. Being in the market since 1984, the "Double Dolphin" brand is local household brand synonymous with "value for money" and "great taste and quality".
Nai Fong's products is list as follows:
| Balls | Rolls | Hams and Sausages |
| Cuttlefish Ball | Steam Prawn Roll | Chicken Sausage |
| Chili Fish Ball | Ngoh Hiang | Tuna Sausage |
| Fish Ball | Flat Ngoh Hiang | Tuna Chunk Sausage |
| Veggie Ball | Tuna Otah Sausage | |
| Prawn Ball | Chicken Ham | |
| Seaweed Ball | Tuna Ham | |
| Mushroom Ball | Tuna Chunk Ham | |
| Fried Vegetable Ball | Tuna Otah Ham | |
| Chicken Ball | ||
| Pork Ball |
The customers range from the home-maker buying from the wet market to acclaimed hotel and restaurants.