Due to the general promotion of 5,6-level press, the original 3,4-level press faces out of the market, a press manufacturers deliberately confusing 3,4 5,6 grade level press and press concept, confuse Shanda remind you, 5,6-level press by the Ministry of Agriculture and the Ministry of Agriculture to identify stereotypes performance testing, the authority of formal protection, 3,4 and 5,6-grade class squeeze squeeze their difference is: one, one, 2 press can achieve 80% oil yield, and the remaining oil is more, belong to the extensive press, could easily lead to a waste of resources; two, 3,4-class squeeze bore length by pressing constraints, limited oil yield of 80% -90 between%, still unable to achieve a pressing to do, need to return for secondary crushing, oil yield decreased, lower production, resulting in increased energy consumption of advanced automatic press, automatic oil press accessories to wear, resulting in increased user costs ; three, "grand" 5,6-level press through technological innovation, comprehensive approach to improve the effectiveness of press work, the oil yield increased to over 90%, to achieve a pressing to do, for the user to save costs spiral automatic oil extraction machine, to achieve maximum benefit. 3-8 grade grand press press readily available, non-general only 3,4-level press manufacturers can not match! In case of manufacturers fully recommend 3,4 5,6 grade level press to discredit press caution, grand press let our customers purchase automatic oil ranked according to local conditions, the category is complete, there must be a for you! Now press market, Zhengzhou grand press equipment with their own advantages to the traditional oil mill industry provide a solid foundation for the market, such as Zhengzhou grand press alkali refining of crude oil, skim, etc. Process, press edible oil pure color, clear and transparent, no sediment, the index has reached a secondary oil standard, reliable quality of national regulations. At the same time, we continue to meet the grand Zhengzhou crushing market demand, research and development of advanced automation for small and medium press equipment, the best choice for many oil mill to buy oil press, oil press led to the development of the market, to the traditional oil mill industry into a agent newborn vitality. Today, Zhengzhou grand press has accumulated more than ten years of production experience, the new press has carried out 10 times a revolutionary improvement, Zhengzhou grand press affect a very wide range of products are sold throughout the country, but also exported to Southeast Asia, Africa and Latin America and many other countries. Ranking automatic oil press manufacturers _ _ automatic Shanxi grand superiority provided by Zhengzhou City grand Machinery Manufacturing Company Limited. Zhengzhou City grand Machinery Manufacturing Co., Ltd. (www.sdfensuiji.com) strong, credible, in Zhengzhou crushing grinding equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the grand machinery and you hand into the brilliant, for a better future!