# EDGAR Filing Document

**Accession Number:** 0002058007
**File Stem:** 0001641172-25-026832
**Filing Date:** 2025-9
**Character Count:** 2465
**Document Hash:** 4ba4aa87c9b63c8c001c4e91c1ff42ac
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001641172-25-026832.hdr.sgml**: 20250908

**ACCESSION NUMBER**: 0001641172-25-026832

**CONFORMED SUBMISSION TYPE**: FWP

**PUBLIC DOCUMENT COUNT**: 20

**FILED AS OF DATE**: 20250908

**DATE AS OF CHANGE**: 20250908

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ECST Holdings Ltd
- **CENTRAL INDEX KEY:** 0002058007
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-PREPACKAGED SOFTWARE [7372]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** FWP
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 333-289562
- **FILM NUMBER:** 251299471

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** FLAT B5, 25/F, TML TOWER
- **STREET 2:** NO. 3 HOI SHING ROAD, TSUEN WAN
- **CITY:** NEW TERRITORIES
- **PROVINCE COUNTRY:** K3
- **BUSINESS PHONE:** 852-3596-2046

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** FLAT B5, 25/F, TML TOWER
- **STREET 2:** NO. 3 HOI SHING ROAD, TSUEN WAN
- **CITY:** NEW TERRITORIES
- **PROVINCE COUNTRY:** K3
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ECST Holdings Ltd
- **CENTRAL INDEX KEY:** 0002058007
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-PREPACKAGED SOFTWARE [7372]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** FWP

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** FLAT B5, 25/F, TML TOWER
- **STREET 2:** NO. 3 HOI SHING ROAD, TSUEN WAN
- **CITY:** NEW TERRITORIES
- **PROVINCE COUNTRY:** K3
- **BUSINESS PHONE:** 852-3596-2046

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** FLAT B5, 25/F, TML TOWER
- **STREET 2:** NO. 3 HOI SHING ROAD, TSUEN WAN
- **CITY:** NEW TERRITORIES
- **PROVINCE COUNTRY:** K3

**Free writing prospectus dated September 8, 2025**

**File pursuant to Rule 433 of the securities Act of 1933, as amended**

**Relating to Preliminary Prospectus dated September 8, 2025**

**(Registration No. 333-289562)**

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