# EDGAR Filing Document

**Accession Number:** 0002014955
**File Stem:** 0001213900-26-043390
**Filing Date:** 2026-4
**Character Count:** 5405
**Document Hash:** 2dcb803359c3af135239390b5c57709f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-26-043390.hdr.sgml**: 20260414

**ACCESSION NUMBER**: 0001213900-26-043390

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260318

**FILED AS OF DATE**: 20260414

**DATE AS OF CHANGE**: 20260414

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Wai Hong Sam
- **CENTRAL INDEX KEY:** 0002125676

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-42625
- **FILM NUMBER:** 26860247

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** SHOP AY1, 2 / F, PAPO SHA ROAD
- **STREET 2:** NEW CITY COMMERCIAL CENTER
- **CITY:** MACAU
- **PROVINCE COUNTRY:** F4
- **ZIP:** 999078
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Smart Digital Group Ltd
- **CENTRAL INDEX KEY:** 0002014955
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-MISCELLANEOUS BUSINESS SERVICES [7380]
- **ORGANIZATION NAME:** 07 Trade & Services
- **EIN:** 000000000
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 0930

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** NO. 2615, XINGSHENG 1ST ROAD
- **STREET 2:** HENGQIN NEW DISTRICT, ZHUHAI CITY
- **CITY:** GUANGDONG PROVINCE
- **PROVINCE COUNTRY:** F4
- **BUSINESS PHONE:** 00852 61245644

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** NO. 2615, XINGSHENG 1ST ROAD
- **STREET 2:** HENGQIN NEW DISTRICT, ZHUHAI CITY
- **CITY:** GUANGDONG PROVINCE
- **PROVINCE COUNTRY:** F4

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Wai Hong Sam<br><sub>(Last) (First) (Middle)</sub><br>NO. 2615, XINGSHENG 1ST ROAD,<br>HENGQIN NEW DISTRICT<br><sub>(Street)</sub><br>ZHUHAI, GUANGDONG, CHINA 519000<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Smart Digital Group Ltd [ SDM ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-03-18 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Ordinary Shares | 10000000 | I | By CHINAINVEST INTERNATIONAL GROUP CO., LTD.<sup>(1)</sup> |
| Ordinary Shares | 500000 | I | By Winwin Asia Group Co., Ltd<sup>(2)</sup> |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |

---

### Footnotes:

(1) Represents 10,000,000 Ordinary Shares held by SAM WAI HONG through CHINAINVEST INTERNATIONAL GROUP CO., LTD. SAM WAI HONG holds 100% of equity interests in CHINAINVEST INTERNATIONAL GROUP CO., LTD., a company organized under the laws of Macau. The registered address of CHINAINVEST INTERNATIONAL GROUP CO., LTD. is 2nd Floor, AY1, Phase 1 of Sun City Commercial Center, Avenida de Artur Tamagnini Barbosa, Macau.

(2) Represents 500,000 Ordinary Shares held by SAM WAI HONG through Winwin Asia Group Co., Ltd. SAM WAI HONG holds 100% of equity interests in and is the sole director of Winwin Asia Group Co., Ltd, a company incorporated under the laws of British Virgin Islands. The registered address of Winwin Asia Group Co., Ltd is OMC Chambers, Wickhams Cay 1, Road Town, Tortola, British Virgin Islands.

**Signature:** /s/ SAM WAI HONG  
**Date:** 2026-03-18

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**