Note 12 - Concentrations of Risk

3 Months Ended

Jun. 30, 2018

Notes to Financial Statements

Segment Reporting Disclosure [Text Block]

12. CONCENTRATIONS OF RISK

Concentration of Accounts Receivable and Revenues

At

June 30, 2018,

79%

of the Company’s accounts receivable was comprised of

two

customer balances of

42%

and

37%,

respectively. At

March 31, 2018,

77%

of the Company’s accounts receivable was comprised of

three

customer balances of

49%,

17%

and

11%,

respectively. There were

two

customers with sales representing

31%

and

27%

of our total net sales for the

three

months ended

June 

30,

2018.

There were

two

customers with sales representing

32%

and

13%

of our total net sales for the

three

months ended

June 

30,

2017.