Jian SIN Industrial

健信科技工業股份有限公司 · 4502

What it does

Drafted and translated from cited sources, with links to the passages they are based on for your verification. Care is taken to translate its original meaning from Mandarin as closely as possible.

Jian SIN Industrial manufactures and processes various steel rims, aluminum alloy rims, and magnesium alloy rims.^[1]

The company produces wheel products such as magnesium forged flow form, aluminum forged flow form, tilt cast flow form, and low pressure casting wheels.^[2]

Its products are applied to racing cars, electric vehicles, luxury sports vehicles, and passenger vehicles.^[3]

The company also engages in the manufacturing, processing, and sale of steel plates, wheel machinery, metal raw materials, automotive steering systems, tires, welding materials, and aerospace components.^[2]

Monthly revenue

Latest month	Revenue	Year on year	Month on month
2026-10	NT$142m	+67.1%	+1.1%

2024-11 to 2026-10, monthly revenue.

Foreign investors

Last 11 trading days	Net
2026-10-12 to 2026-11-10	+NT$0m

Net buying (green) and selling (red) by foreign investors, NT$ at each day's close. All companies.

Facts

Full English name	JIAN SIN INDUSTRIAL CO, LTD
Chinese name	健信科技工業股份有限公司
Stock code	4502 (TPEx)
Industry	Electrical machinery
Founded	20 Jun 1978
Listed	12 Dec 1995
Paid-in capital	NT$575m
Chairman	吳明燦
President	吳明燦
Headquarters	NO.3 CHANG PIN E.1ST RD., HSIEN-HSI HSIANG. CHANGHUA HSIEN, TAIWAN, R.O.C.
Website	https://www.rostawheels.com.tw
Official business description	各種鋼圈、鋁合金輪圈製造、加工、出口 · 鋼板加工、出口及銷售 · 汽車轉向系統之製造、出口及銷售

Facts from MOPS company basic information, retrieved 03 Nov 2026. The official business description is the company's own entry and can be out of date.

Sources

MOPS 公司基本資料健信科技工業股份有限公司 · mops · retrieved 04 Nov 2026
Annual report 2025 (Chinese), business scope · annual_report · retrieved 04 Nov 2026
Rosta Wheel · website · retrieved 04 Nov 2026

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