July 19 (Reuters) - Afterpay Touch Group Ltd APT.AX :
* Q4 FY18 UNDERLYING SALES OF ABOUT $736 MILLION, UP 171 PERCENT
* FY18 GROUP EBITDA IS EXPECTED TO BE IN ORDER OF $33M TO $34M
* SAYS FY18 GROUP REVENUE AND OTHER INCOME EXPECTED TO BE IN ORDER OF $142MLN