The pre-treatment production line is a complete automatic production line specially designed for quick-frozen fruits and vegetables. It is matched with the fluidized quick-freezing device produced by our company. It can be used for cleaning, blanching, cooling and filtering water before the quick-freezing of all kinds of vegetables and fruits. The equipment is designed according to the requirements of good working practices of food processing plants. It is made of all stainless steel. It replaces heavy labor by mechanical operation. It is easy to operate and avoids repeated pollution. It fully meets the food hygiene export standards, and the equipment is easy to clean and clean. Efficiency provides a strong guarantee for the overall improvement of the quality and output of frozen products. It is generally suitable for the cleaning, blanching and pre-cooling treatment of leafy vegetables and root vegetables and fruits of green beans and cauliflower.