Heat vegetable oil in a large fry pan. Add prepared dried shrimps and stir fry for 2 minutes.
Add garlic and continue to stir fry another 20 seconds.
Then, add prepared firm tofu, preserved radish, long beans, red chili. Continue to stir fry for 3 to 4 minutes.
Season with salt, sugar, sweet soy sauce, and water. Stir fry for another 2 to 3 minutes until most of the water has evaporated.
Turn off stove and transfer to a serving dish.