Equity (Details) - USD ($)						1 Months Ended	6 Months Ended
	Nov. 14, 2018	Nov. 05, 2018	Nov. 02, 2018	Sep. 28, 2018	Aug. 02, 2018	Nov. 29, 2018	Jan. 31, 2019
Equity (Textual)
Promissory note							$ 650,000
Common Stock [Member]
Equity (Textual)
Aggregate shares of common stock		16,883	200,000	21,672		39,444
Issuance of common stock, value		$ 5,875	$ 69,600	$ 5,794		$ 11,833
Settle of accounts payables to professional		5,287		5,287		10,545
Loss upon issuance of shares		$ 587		$ 507		$ 1,288
Accredited Investors [Member] | Securities Purchase Agreement [Member]
Equity (Textual)
Secured amount	$ 75,000
Common stock, shares issued	258,621
Common stock price, per share	$ 0.29
Private Placement [Member] | Accredited Investors [Member]
Equity (Textual)
Secured amount					$ 40,000
Common stock, shares issued					80,000
Common stock price, per share					$ 0.50
Warrants to purchase of common stock					15,000		15,000
Exercise price, per share					$ 0.50