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长期以来,红薯粉丝往往因杂质多和加工过程易污染,而没有得到较快的发展。然而,自上世纪90年代开始方便粉丝在国内甚至在国外已经产生了深远的影响。以四川光友薯业为例,1992年发明了精白红薯粉丝加工技术,解决了加工过程中红薯氧化、污染问题,生产的精白红薯粉丝颜色晶莹洁白,售价可与豆类粉丝相媲美;2002年,发明无明矾粉丝(片)的加工方法,采用新工艺去掉了明矾,粉丝更卫生更安全;2006年“光友”商标成为“中国驰名商标”。
For a long time, sweet potato fans often due to impurities and processing more easily contaminated, but did not get faster development. However, convenience fans have had a profound impact domestically and even abroad since the 1990s. Sichuan Guangyou potato industry as an example, invented in 1992 refined sweet potato vermicelli processing technology to solve the processing of sweet potatoes oxidation, pollution problems, the production of sweet white sweet potato fans crystal clear white, the price can be comparable with the beans fans; 2002 Years, the invention without alum fans (film) processing methods, the use of new technology to remove the alum, fans are more hygienic and more secure; 2006 “Guangyou ” trademark to become “China Famous Brand ”.