1970年代，方太喺香港家政中心擔任烹飪導師。後來轉去超羣家政中心任教。因為超羣家政中心嘅導師會輪流代替李曾超羣喺麗的電視《下午茶》主持烹飪環節，佢開始上電視教煮餸。1979年，佢加入麗的電視婦女節目《下午茶》。1982年，方太加入亞洲電視綜合型家庭節目《午間小敘》（後來節目改名《方太生活廣場》）主持烹飪欄目。1984年，方太開始從事雜誌工作。1985年，方太應星加坡廣播局聘請做電視烹飪節目《美味佳餚》主持。呢個節目都好受歡迎。1989年，方太加盟《方太世界》家庭雜誌，撰寫多本食譜，大受歡迎。1992年，亞視開咗兩個節目，用「方太」呢兩隻字命名，即係《方太生活廣場》同《方太美食廣場》，都係由佢主持。衛視中文臺問亞視買咗《方太生活廣場》同《方太美食廣場》嘅亞洲播映權，以普通話配音加自製繁體中文字幕，向全亞洲播出。1997年，方太受金寶湯亞洲有限公司邀請，擔任亞洲電視烹飪節目《史雲生料理天王》主持。2003年，有報紙報導話方太表示自己患上糖尿病。2011年，方太開始喺香港數碼廣播有限公司數碼大聲臺，同佢個女及Bobo，喺每個禮拜日16:00至18:30主持《方太出馬》。2012年2月13日，方任利莎接受亞洲電視清談節目《亞視百人》訪問。
In the 1970s, Fotile worked as a cooking instructor at the Hong Kong Home Economics Centre. Later, he transferred to the Super Home Economics Center to teach. Because the tutor of the Chaoqun Home Economics Center would take turns to take the place of Li Zeng Chaoqun to host the cooking session on Li's TV "Afternoon Tea", he began to teach cooking on TV. In 1979, he joined Leigh's TV women's show "Afternoon Tea". In 1982, Fotile joined Asia Television's comprehensive family program "Midday Story" (later named "Fotile Life Square") to host the cooking program. In 1984, Fotile began working in magazines. In 1985, Fotile was hired by the Singapore Broadcasting Board to host the TV cooking show "Delicious Food". This show is also very popular. In 1989, Fotile joined the Fotile World family magazine and wrote a number of cookbooks, which were very popular. In 1992, ATV opened two programs, named after the word "Fotile", namely "Fotile Life Square" and "Fotile Food Court", both hosted by him. Satellite TV's Chinese channel asked ATV to buy the Asian broadcast rights of "Fangtai Life Square" and "Fangtai Food Court", and broadcast it to the whole of Asia with Mandarin dubbing and self-made Chinese traditional Chinese subtitles. In 1997, Fotile was invited by Campbell Soup Asia Limited to be the host of the Asian TV cooking show "Shi Yunsheng Cooking King". In 2003, a newspaper reported that Mrs. Fang said she had diabetes. In 2011, Fotile began hosting "Fotile" every Sunday from 16:00 to 18:30 on the Digital Loud Channel of the Hong Kong Digital Broadcasting Limited, with his daughter and Bobo. On February 13, 2012, Fang Renlisha was interviewed by Asia Television's talk show "ATV 100".