Hi , 乳酪（ru3 lao4), 干酪(gan1 lao4)，奶酪(nai3 lao4) are the same meaning of CHEESE.What's more, we Chinese prefer to call the CHEESE 芝士（zhi1 shi4) , and this word is brought in from the Western by transliteration. 芝士（zhi1 shi4）is more popular in the urban of China.

hi,cheese in china we call it ru lao 乳酪and gan lao 干酪or nai lao奶酪,so ru3 lao4 and gan1 lao4 are the same,can be found it at the supermarket