The Yangsen series of external packs, adhering to the essence of traditional Chinese medicine, balances the body's qi and blood through the qi and blood nourishing method, and solves the root cause of the Chinese people's physique problem that is easy to gain weight. The product follows the circulation mechanism of the forest ecosystem to effectively balance the body's qi and blood. Replenish deficiency, accelerate blood circulation, invigorate the spleen and replenish qi, regulate the spleen and stomach, and expel cold dampness, toxins and excess fat from the body.