ORGANIZATION AND DESCRIPTION OF BUSINESS	3 Months Ended	12 Months Ended
Sep. 30, 2018	Jun. 30, 2018
Accounting Policies [Abstract]
ORGANIZATION AND DESCRIPTION OF BUSINESS	NOTE 1 – ORGANIZATION AND DESCRIPTION OF BUSINESS Datasea Inc. (the “Company”) was incorporated in the State of Nevada on September 26, 2014 under the name Rose Rock Inc. and changed its name to Datasea Inc. on May 27, 2015 by amending its articles of incorporation. On May 26, 2015, the Company’s founder, Xingzhong Sun, sold 20,000,000 shares of common stock of the Company (the “Common Stock”) to Zhixin Liu, one of the owners of Shuhai Skill (HK) as defined below. On October 27, 2016, Mr. Sun sold his remaining 5,000,000 shares of Common Stock of the Company to Ms. Liu. On October 29, 2015, the Company entered into a share exchange agreement (the “Exchange Agreement”) with the shareholders (the “Shareholders”) of Shuhai Information Skill (HK) Limited (“Shuhai Skill (HK)”), a limited liability company incorporated on May 15, 2015 under the laws of the Hong Kong Special Administrative Region of the People’s Republic of China (the “PRC”). Pursuant to the terms of the Exchange Agreement, the Shareholders, who together own 100% of the ownership rights in Shuhai Skill (HK), transferred all of the issued and outstanding ordinary shares of Shuhai Skill (HK) to the Company in exchange for the issuance of an aggregate of 20,000,000 shares of Common Stock, thereby causing Shuhai Skill (HK) and its wholly owned subsidiaries, Tianjin Information Sea Information Technology Co., Ltd. (“Tianjin Information”), a limited liability company incorporated under the laws of the PRC, and Harbin Information Sea Information Technology Co., Ltd., a limited liability company incorporated under the laws of the PRC, to become wholly-owned subsidiaries of the Company, and Shuhai Information Technology Co., Ltd., also a limited liability company incorporated under the laws of the PRC (“Shuhai Beijing”), to become a variable interest entity (“VIE”) of the Company through a series of contractual agreements between Shuhai Beijing and Tianjin Information. The transaction was accounted for as a reverse merger, with Shuhai Skill (HK) and its subsidiaries being the accounting survivor. Accordingly, the historical financial statements presented are those of Shuhai Skill (HK), its consolidated subsidiaries and the VIE. Following the Share Exchange, the Shareholders, being Zhixin Liu and her father, Fu Liu, owned approximately 81.82% of the outstanding shares of Common Stock. As of October 29, 2015, there were 55,000,000 shares of Common Stock issued and outstanding, 45,000,000 of which were beneficially owned by Zhixin Liu and Fu Liu. After the Share Exchange, the Company, through its consolidated subsidiaries and VIE is engaged in the business of providing Internet security products, new media advertising, micro-marketing, and data analysis services in the PRC.	NOTE 1 – ORGANIZATION AND DESCRIPTION OF BUSINESS Datasea Inc. (the “Company”) was incorporated in the State of Nevada on September 26, 2014 under the name Rose Rock Inc. and changed its name to Datasea Inc. on May 27, 2015 by amending its articles of incorporation. On May 26, 2015, the Company’s founder, Xingzhong Sun, sold 20,000,000 shares (giving effect to the Forward Split on November 12, 2015 but without giving effect to the reverse stock split that became effective on May 1, 2018) of his common stock of the Company (the “Common Stock”) to Zhixin Liu, one of the owners of Shuhai Skill (HK) as defined below. On October 29, 2015, Mr. Sun sold his remaining 5,000,000 shares of Common Stock of the Company to Ms. Liu. On October 29, 2015, the Company entered into a share exchange agreement (the “Exchange Agreement”) with the shareholders (the “Shareholders”) of Shuhai Information Skill (HK) Limited (“Shuhai Skill (HK)”), a limited liability company incorporated on May 15, 2015 under the laws of the Hong Kong Special Administrative Region of the People’s Republic of China (the “PRC”). Pursuant to the terms of the Exchange Agreement, the Shareholders, who together own 100% of the ownership rights in Shuhai Skill (HK), transferred all of the issued and outstanding ordinary shares of Shuhai Skill (HK) to the Company in exchange for the issuance of an aggregate of 20,000,000 shares (giving effect to the Forward Split on November 12, 2015 but without giving effect to the reverse stock split that became effective on May 1, 2018) of Common Stock, thereby causing Shuhai Skill (HK) and its wholly owned subsidiaries, Tianjin Information Sea Information Technology Co., Ltd. (“Tianjin Information”), a limited liability company incorporated under the laws of the PRC, and Harbin Information Sea Information Technology Co., Ltd., a limited liability company incorporated under the laws of the PRC, to become wholly-owned subsidiaries of the Company, and Shuhai Information Technology Co., Ltd., also a limited liability company incorporated under the laws of the PRC (“Shuhai Beijing”), to become a variable interest entity (“VIE”) of the Company through a series of contractual agreements between Shuhai Beijing and Tianjin Information. The transaction was accounted for as a reverse merger, with Shuhai Skill (HK) and its subsidiaries being the accounting survivor. Accordingly, the historical financial statements presented are those of Shuhai Skill (HK) and its consolidated subsidiaries. Following the Share Exchange, the Shareholders, being Zhixin Liu and her father, Fu Liu, owned approximately 81.82% of the outstanding shares of Common Stock. As of October 29, 2015, there were 55,000,000 shares (giving effect to the Forward Split on November 12, 2015 but without giving effect to the reverse stock split that became effective on May 1, 2018) of Common Stock issued and outstanding, 45,000,000 of which were beneficially owned by Zhixin Liu and Fu Liu. On May 1, 2018, the Company had a 1 of 3 reverse stock split decreasing the shares outstanding from 57,511,711 to 19,170,827. The consolidated financial statements have been retroactively adjusted to reflect the reverse split. After the Share Exchange, the Company, through its consolidated subsidiaries and VIE is engaged in the business of providing Internet security products, new media advertising, micro-marketing, and data analysis services in the PRC.

ORGANIZATION AND DESCRIPTION OF BUSINESS

3 Months Ended

12 Months Ended

Sep. 30, 2018

Jun. 30, 2018

ORGANIZATION AND DESCRIPTION OF BUSINESS

NOTE 1 – ORGANIZATION AND DESCRIPTION OF BUSINESS

Datasea Inc. (the “Company”) was incorporated in the State of Nevada on September 26, 2014 under the name Rose Rock Inc. and changed its name to Datasea Inc. on May 27, 2015 by amending its articles of incorporation. On May 26, 2015, the Company’s founder, Xingzhong Sun, sold 20,000,000 shares of common stock of the Company (the “Common Stock”) to Zhixin Liu, one of the owners of Shuhai Skill (HK) as defined below. On October 27, 2016, Mr. Sun sold his remaining 5,000,000 shares of Common Stock of the Company to Ms. Liu.

On October 29, 2015, the Company entered into a share exchange agreement (the “Exchange Agreement”) with the shareholders (the “Shareholders”) of Shuhai Information Skill (HK) Limited (“Shuhai Skill (HK)”), a limited liability company incorporated on May 15, 2015 under the laws of the Hong Kong Special Administrative Region of the People’s Republic of China (the “PRC”). Pursuant to the terms of the Exchange Agreement, the Shareholders, who together own 100% of the ownership rights in Shuhai Skill (HK), transferred all of the issued and outstanding ordinary shares of Shuhai Skill (HK) to the Company in exchange for the issuance of an aggregate of 20,000,000 shares of Common Stock, thereby causing Shuhai Skill (HK) and its wholly owned subsidiaries, Tianjin Information Sea Information Technology Co., Ltd. (“Tianjin Information”), a limited liability company incorporated under the laws of the PRC, and Harbin Information Sea Information Technology Co., Ltd., a limited liability company incorporated under the laws of the PRC, to become wholly-owned subsidiaries of the Company, and Shuhai Information Technology Co., Ltd., also a limited liability company incorporated under the laws of the PRC (“Shuhai Beijing”), to become a variable interest entity (“VIE”) of the Company through a series of contractual agreements between Shuhai Beijing and Tianjin Information. The transaction was accounted for as a reverse merger, with Shuhai Skill (HK) and its subsidiaries being the accounting survivor. Accordingly, the historical financial statements presented are those of Shuhai Skill (HK), its consolidated subsidiaries and the VIE.

Following the Share Exchange, the Shareholders, being Zhixin Liu and her father, Fu Liu, owned approximately 81.82% of the outstanding shares of Common Stock. As of October 29, 2015, there were 55,000,000 shares of Common Stock issued and outstanding, 45,000,000 of which were beneficially owned by Zhixin Liu and Fu Liu.

After the Share Exchange, the Company, through its consolidated subsidiaries and VIE is engaged in the business of providing Internet security products, new media advertising, micro-marketing, and data analysis services in the PRC.

NOTE 1 – ORGANIZATION AND DESCRIPTION OF BUSINESS

Datasea Inc. (the “Company”) was incorporated in the State of Nevada on September 26, 2014 under the name Rose Rock Inc. and changed its name to Datasea Inc. on May 27, 2015 by amending its articles of incorporation. On May 26, 2015, the Company’s founder, Xingzhong Sun, sold 20,000,000 shares (giving effect to the Forward Split on November 12, 2015 but without giving effect to the reverse stock split that became effective on May 1, 2018) of his common stock of the Company (the “Common Stock”) to Zhixin Liu, one of the owners of Shuhai Skill (HK) as defined below. On October 29, 2015, Mr. Sun sold his remaining 5,000,000 shares of Common Stock of the Company to Ms. Liu.

On October 29, 2015, the Company entered into a share exchange agreement (the “Exchange Agreement”) with the shareholders (the “Shareholders”) of Shuhai Information Skill (HK) Limited (“Shuhai Skill (HK)”), a limited liability company incorporated on May 15, 2015 under the laws of the Hong Kong Special Administrative Region of the People’s Republic of China (the “PRC”). Pursuant to the terms of the Exchange Agreement, the Shareholders, who together own 100% of the ownership rights in Shuhai Skill (HK), transferred all of the issued and outstanding ordinary shares of Shuhai Skill (HK) to the Company in exchange for the issuance of an aggregate of 20,000,000 shares (giving effect to the Forward Split on November 12, 2015 but without giving effect to the reverse stock split that became effective on May 1, 2018) of Common Stock, thereby causing Shuhai Skill (HK) and its wholly owned subsidiaries, Tianjin Information Sea Information Technology Co., Ltd. (“Tianjin Information”), a limited liability company incorporated under the laws of the PRC, and Harbin Information Sea Information Technology Co., Ltd., a limited liability company incorporated under the laws of the PRC, to become wholly-owned subsidiaries of the Company, and Shuhai Information Technology Co., Ltd., also a limited liability company incorporated under the laws of the PRC (“Shuhai Beijing”), to become a variable interest entity (“VIE”) of the Company through a series of contractual agreements between Shuhai Beijing and Tianjin Information. The transaction was accounted for as a reverse merger, with Shuhai Skill (HK) and its subsidiaries being the accounting survivor. Accordingly, the historical financial statements presented are those of Shuhai Skill (HK) and its consolidated subsidiaries.

Following the Share Exchange, the Shareholders, being Zhixin Liu and her father, Fu Liu, owned approximately 81.82% of the outstanding shares of Common Stock. As of October 29, 2015, there were 55,000,000 shares (giving effect to the Forward Split on November 12, 2015 but without giving effect to the reverse stock split that became effective on May 1, 2018) of Common Stock issued and outstanding, 45,000,000 of which were beneficially owned by Zhixin Liu and Fu Liu.

On May 1, 2018, the Company had a 1 of 3 reverse stock split decreasing the shares outstanding from 57,511,711 to 19,170,827. The consolidated financial statements have been retroactively adjusted to reflect the reverse split.