Ridgetech Inc.

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Registration statement / Annual report / Transition report for Foreign Private Issuers

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Prospectus Supplement for Primary Offering

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Prospectus Supplement for Primary Offering

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Notice of Effectiveness

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Registration statement for securities of certain foreign private issuers

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Withdrawal of a registration statement

Registration statement for securities of certain foreign private issuers

Registration statement / Annual report / Transition report for Foreign Private Issuers

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Beneficial ownership report for a holder of more than 5% (Schedule 13D)

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Report of foreign private issuer pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Registration statement / Annual report / Transition report for Foreign Private Issuers

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Prospectus Supplement for Primary Offering

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Prospectus Supplement for Primary Offering

Registration statement / Annual report / Transition report for Foreign Private Issuers

Beneficial ownership report for a holder of more than 5% (Schedule 13D) (amendment)

Notice of Effectiveness

Correspondence with the SEC

Prospectus Supplement for Primary Offering

Letter from the SEC

Registration statement for securities of certain foreign private issuers

Notice of Effectiveness

Correspondence with the SEC

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Registration statement for securities of certain foreign private issuers (amendment)

Correspondence with the SEC

Registration statement for securities of certain foreign private issuers (amendment)

Letter from the SEC

Correspondence with the SEC

Registration statement for securities of certain foreign private issuers (amendment)

Letter from the SEC

Correspondence with the SEC

Registration statement for securities of certain foreign private issuers (amendment)

Letter from the SEC

Correspondence with the SEC

Registration statement / Annual report / Transition report for Foreign Private Issuers

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Correspondence with the SEC

Letter from the SEC

Kong Lingtao

Kong Lingtao

HRT FINANCIAL LP

HRT FINANCIAL LP

HRT FINANCIAL LP

HRT FINANCIAL LP

HRT FINANCIAL LP

HRT FINANCIAL LP

HRT FINANCIAL LP

HRT FINANCIAL LP