Note 10 - Major Customer and Vendor	9 Months Ended
Dec. 31, 2017
Notes
Note 10 - Major Customer and Vendor	NOTE 10 - MAJOR CUSTOMER AND VENDOR The Company sold products through ten distributors during the three and nine months ended December 31, 2017 and 2016. Sales to five distributors represented 17%, 14%, 12%, 11%, and 11% of total sales for the three months ended December 31, 2017 and sales to three distributors represented 19%, 15%, and 12% of total sales for the three months ended December 31, 2016, respectively. The Company's sales through four distributors represented 17%, 16%, 13%, and 12% of total sales for the nine months ended December 31, 2017. Sales to three distributors represented 20%, 15%, and 13% of total sales for the nine months ended December 31, 2016. The Company sold 11 and 7 products during the three months ended December 31, 2017 and 2016, respectively. Sales of two products represented 38% and 24% of total sales for the three months ended December 31, 2017. Sales of three products represented 46%, 20%, and 14% of total sales for the three months ended December 31, 2016. The Company sold 11 and 7 products during the nine months ended December 31, 2017 and 2016, respectively. Sales of three products represented 41%, 17% and 10% of total sales for the nine months ended December 31, 2017. Sales of three products represented 48%, 17%, and 16% of total sales for the nine months ended December 31, 2016. The Company purchases its products from Shandong Yongchuntang, a related party, according to the purchase contract signed between the Company and Shandong Yongchuntang. Pursuant to the renewed one year contract dated February 20, 2017, the Company agreed to purchase nine products from Shandong Yongchuntang at fixed prices. Total purchases from Shandong Yongchuntang represented 33% and 30% of our total purchases during the three months ended December 31, 2017 and 2016, respectively. The purchases from three other vendors represented 33%, 13%, and 11% of the Company's total purchases for the three months ended December 31, 2017. The purchases from three other vendors represented 33%, 16%, and 10% of the Company's total purchases for the three months ended December 31, 2016. Total purchases from Shandong Yongchuntang represented 42% and 32% of our total purchases during the nine months ended December 31, 2017 and 2016, respectively. The purchases from two other vendors represented 25% and 14% of the Company's total purchases for the nine months ended December 31, 2017. The purchases from two other vendors represented 25% and 17% of the Company's total purchases for the nine months ended December 31, 2016.

Note 10 - Major Customer and Vendor

9 Months Ended

Dec. 31, 2017

NOTE 10 - MAJOR CUSTOMER AND VENDOR

The Company sold products through ten distributors during the three and nine months ended December 31, 2017 and 2016. Sales to five distributors represented 17%, 14%, 12%, 11%, and 11% of total sales for the three months ended December 31, 2017 and sales to three distributors represented 19%, 15%, and 12% of total sales for the three months ended December 31, 2016, respectively.

The Company's sales through four distributors represented 17%, 16%, 13%, and 12% of total sales for the nine months ended December 31, 2017. Sales to three distributors represented 20%, 15%, and 13% of total sales for the nine months ended December 31, 2016.

The Company sold 11 and 7 products during the three months ended December 31, 2017 and 2016, respectively. Sales of two products represented 38% and 24% of total sales for the three months ended December 31, 2017. Sales of three products represented 46%, 20%, and 14% of total sales for the three months ended December 31, 2016.

The Company sold 11 and 7 products during the nine months ended December 31, 2017 and 2016, respectively. Sales of three products represented 41%, 17% and 10% of total sales for the nine months ended December 31, 2017. Sales of three products represented 48%, 17%, and 16% of total sales for the nine months ended December 31, 2016.

The Company purchases its products from Shandong Yongchuntang, a related party, according to the purchase contract signed between the Company and Shandong Yongchuntang. Pursuant to the renewed one year contract dated February 20, 2017, the Company agreed to purchase nine products from Shandong Yongchuntang at fixed prices. Total purchases from Shandong Yongchuntang represented 33% and 30% of our total purchases during the three months ended December 31, 2017 and 2016, respectively. The purchases from three other vendors represented 33%, 13%, and 11% of the Company's total purchases for the three months ended December 31, 2017. The purchases from three other vendors represented 33%, 16%, and 10% of the Company's total purchases for the three months ended December 31, 2016.

Total purchases from Shandong Yongchuntang represented 42% and 32% of our total purchases during the nine months ended December 31, 2017 and 2016, respectively. The purchases from two other vendors represented 25% and 14% of the Company's total purchases for the nine months ended December 31, 2017. The purchases from two other vendors represented 25% and 17% of the Company's total purchases for the nine months ended December 31, 2016.