Agricultural processing by processing object can be divided into: food processing (see rice processing, wheat flour), feed processing, seed processing, fruit processing, vegetable processing, oil processing (see plant oil processing), food processing, brewing, craft process and industrial materials processing. By processing technology can be divided into:

• (1)machining, removing part of the human can not directly use or change the shape of agricultural products without altering their nature, such as shelling, milling, oil extraction, animal skin, boneless, cut, etc;
• (2)physical processing, such as drying, dehydration, puffing, frozen, etc;

• (3)chemical processing, extraction of chemically modified or chemical composition of agricultural and sideline products, such as cotton seed oil or cake of detoxification, certain agricultural products of dry distillation, extraction, etc;
• (4)bio-processing, use of microorganisms or enzymes to change the chemical composition of agricultural and sideline products, such as fermentation and brewing.

Shanghai Yongxian Machinery Manufacturing Co., Ltd. is a group company with nearly twenty years experience in machinery and equipment manufacturing. Yongxian is a key enterprise specializing in researching and manufacturing drying equipment and crushing equipment, and we are also a manufacture and export base of rotary dryers, rotary kilns and flour-making, sand-making and stone-crushing equipment.