Stir-Fried Beansprouts with Chinese Chives

Name: Stir-Fried Beansprouts with Chinese Chives (Jiu Cai Yin Ya 韭菜銀芽)
Cuisine: Chinese
Ingredients: 100 g beansprouts; 125 g Chinese chives; A few fine slivers of red pepper, for colour (optional); 2 tbsp cooking oil; Salt; A few fine slivers of red pepper, for colour (optional); 1 tsp Chinkiang vinegar