Defatted soybean powder is said to use soybean meal, which is a defatted product. Its technology is called high-temperature soybean meal for feed and low-temperature soybean meal for food. What you said is not suitable for pressing and cold rolling. The equipment needed for low-temperature leaching degreasing is subcritical low-temperature extraction equipment, which was invented and patented by the chairman of Anyang Mantianxue Food Manufacturing Co., Ltd., and can extract various animal and vegetable oils and so on. For details, please contact manager Zhang of Anyang Mantianxue Company for Baidu search.