
HWANG CHANG — Investor Relations & Filings
Hwang Chang General Contractor Co., Ltd. is a Grade A construction firm specializing in large-scale public infrastructure and civil engineering. The company provides comprehensive services across diverse sectors, including mass rapid transit (MRT) systems, highways, bridges, and hydraulic engineering. Its portfolio extends to marine engineering and the construction of residential buildings and social housing. Recognized for technical excellence, the firm frequently secures major government contracts and has received honors such as the Public Works Golden Quality Award. The company maintains an integrated supply chain through subsidiaries involved in the production and sale of ready-mix concrete. By leveraging advanced construction technologies and professional management, it executes complex urban development projects, ranging from landmark bridge demolitions to the expansion of metropolitan rail networks.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 115年5月背書保證與資金貸與 | 2026-06-04 | Chinese | |
| 115年5月營業收入 | 2026-06-04 | Chinese | |
| 115年05月內部人持股異動(事後) | 2026-06-02 | Chinese | |
| 115年05月董事會成員及持股 | 2026-06-02 | Chinese | |
| 115年6月1日內部人設質解質 | 2026-06-02 | Chinese | |
| 114年年報及股東會資料 — 2026_2543_20260617F17.pdf | 2026-05-28 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 47969028 | 115年5月背書保證與資金貸與 | 2026-06-04 | Chinese | ||
| 47969027 | 115年5月營業收入 | 2026-06-04 | Chinese | ||
| 47936062 | 115年05月內部人持股異動(事後) | 2026-06-02 | Chinese | ||
| 47936060 | 115年05月董事會成員及持股 | 2026-06-02 | Chinese | ||
| 47935325 | 115年6月1日內部人設質解質 | 2026-06-02 | Chinese | ||
| 47861473 | 114年年報及股東會資料 — 2026_2543_20260617F17.pdf | 2026-05-28 | Chinese | ||
| 47861471 | 114年年報及股東會資料 — 2025_2543_20260617FE4.pdf | 2026-05-28 | English | ||
| 47861470 | 114年年報及股東會資料 — 2025_2543_20260617F04.pdf | 2026-05-28 | Chinese | ||
| 47625376 | 115年5月26日內部人設質解質 | 2026-05-27 | Chinese | ||
| 46803467 | 公告本公司董事會決議買回庫藏股(更正買回期間) | 2026-05-22 | Chinese | ||
| 46803436 | 第7次庫藏股基本資料 | 2026-05-22 | Chinese | ||
| 46586127 | 115年5月19日內部人設質解質 | 2026-05-20 | Chinese | ||
| 46586135 | 115年5月18日內部人設質解質 | 2026-05-20 | Chinese | ||
| 46525726 | 公告本公司董事會決議買回庫藏股 | 2026-05-19 | Chinese | ||
| 46527384 | 第7次庫藏股基本資料 | 2026-05-19 | Chinese | ||
Market data
Market data not available
Price history
Peer group · Construction of roads and railways
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
GRK Infra Oyj
Constructs and maintains transportation infrastructure like…
|
GRK | FI | Construction |
|
Guangdong Construction Engineering Group Co., Ltd.
Provides comprehensive construction, engineering, and infra…
|
002060 | CN | Construction |
|
GÜLERMAK AĞIR SANAYİ İNŞAAT VE TAAHHÜT A.Ş.
EPC contractor for transport, industrial, and energy infras…
|
GLRMK | TR | Construction |
|
Hazoor Multi Projects Limited
Specializes in infrastructure, highway construction, and re…
|
532467 | IN | Construction |
|
Hercules Site Services Plc
Provides labor supply and civil engineering for infrastruct…
|
HERC | GB | Construction |
|
H.G. Infra Engineering Limited
Provides EPC services for highways, bridges, railways, and …
|
HGINFRA | IN | Construction |
|
Highway Infrastructure Limited
Provides EPC services for highway, bridge, and urban road i…
|
HILINFRA | IN | Construction |
|
HONGKONG INTERNATIONAL (QINGDAO) COMPANY LIMITED
Develops and constructs transportation infrastructures, ser…
|
99CB | SG | Construction |
|
HONGRUN CONSTRUCTION GROUP CO.,LTD.
Specializes in urban rail transit, municipal infrastructure…
|
002062 | CN | Construction |
|
HUITONG CONSTRUCTION GROUP CO.,LTD.
Specializes in EPC services for highways, bridges, and muni…
|
603176 | CN | Construction |
HWANG CHANG via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/52151/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=52151 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=52151 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=52151 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 52151}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for HWANG CHANG (id: 52151)"
Report missing filing
Can't find a specific document? Let us know and we'll add it within 24 hours.