Long-Term Investment (Details) - USD ($)		Sep. 30, 2020	Mar. 31, 2020
Advance to suppliers, net		$ 4,115,839	$ 2,544,451
Kahamadi Bio [Member]
Advance to suppliers, net	[1]	175	6,217
Zhetong Medical [Member]
Advance to suppliers, net	[2]	$ 4,115,664	$ 2,538,234

[1] It represents 49% investment in Kahamadi Bio. The investment is recorded using the equity method. Kahamadi Bio suffered loss of $6,127 the six months ended September 30, 2020.

[2] It represents 39% investment in Zhejiang Zhetong Medical Co., Ltd. ("Zhetong Medical"). Zhetong Medical was established in March 2020 to target potential acquisitions or cooperate with local pharmacies. By attracting more funds from local investors, the Company expects to continue growing its local network in the future. In the six months ended September 30, 2020, Jiuzhou Pharmacy injected funds of approximately $1,577,430 into Zhetong Medical.