How to Create Measure Count of Sum not equal to 0

[Noppadon]

I have Item and stock data 2 table.

Item table for keep Item detail.
Item Ledger Entry for keep stock transaction. Data is group by Date , Location , Item and Size. 

How to Create Measure for Count No. of Line Only Sum Qty. by Size is not equal to 0. as Attach Picture.

And Draft Example Output in pbix file as attach Link.
PBIX Link : https://drive.google.com/file/d/1eD3pFuIlUQniXoiqcsH7-CeLEdGRqCT9/view?usp=sharing
Example ResultData Model

[amitchandak · Accepted solution]

@Noppadon , Try a measure like

countx(filter(summarize(Table, Table[location code], table[Item No], "_1", [quantity]),[_1]>0),[_1])