哪些商品和服务必须实行明码标价？安徽省阜南县读者范立平来信问：最近国家要求实行明码标价。请问，对明码标价有何要求？哪些商品和服务必须实行明码标价。范立平同志：实行明码标价制度，必须做到价签价目齐全、标价准确、字迹清晰、货签对位、一货一签、标示醒目，价... Which goods and services must be clearly marked? A letter from Fan Liping, a reader of Funan County, Anhui province, asked: Recently, the state has demanded a price tag. What are the requirements for clearly marked prices? Which goods and services must be clearly marked. Comrade Fan Liping: To implement a clearly priced system, it is necessary to complete a complete price tag, accurate price, clear writing, signed goods, a goods and a signed, marked eye-catching, price...