Pine leaves, also known as pine needles, are bitter and warm, and have the effect of expelling wind, removing dampness and relieving itching. Traditional Chinese medicine is used to treat rheumatism, low back pain, rash, frostbite and night blindness.

Pine Ye Fu contains chlorophyll and carotene. By cutting pine leaves and squeezing, 2-4 kg of solid soft extract of chlorophyll and carotene can be extracted per meal. The ointment is a specific medicine for treating scald, dermatosis, eczema, ulcer, furuncle, vaginal trichomoniasis, etc. The extract can also be used as raw material of perfume and soap and artificial camphor.

Veterinarians can use pine leaf extract to treat infertility in cows and gastrointestinal diseases in sheep.

After the pine leaves are steamed, alcohol essence 10 kg and egg white enzyme 2000 g can be produced per meal. Grinding sun-dried pine leaves into powder can increase the milk yield of dairy cows by 40-60%, the growth of pigs by 1 times and the egg production of hens by 40%.