Optoelectronics · Northern tech corridor
YFO
YFO (3622) is a listed Optoelectronics company, registered in Taoyuan.
Compiled from the Ministry company filing and listed-company records.
Taoyuan · 3622
洋華光電股份有限公司 (YFO), ticker 3622, uniform number 80260061. Chairman 白志強. General manager 許益川. Spokesperson 何逢有. Paid-in capital NT$1,513,276,000. Founded 2002. Listed 2009-03-25. Address NO.31, JING JIANN 1ST RD., KUANYIN INDUSTRIAL ESTATETAOYUAN, TAIWAN, R.O.C.. Phone 03-4833665. Fax 03-4833660. Email SHARONHO@YFO.COM.TW. Site https://www.yfo.com.tw. Source: Taiwan Stock Exchange open data dated 13 Oct 2026, checked against the twincn listed-company search.
Media
The company's latest public videos, then guest and press videos. They play here when the platform allows an embed.
No official company video was checked. Guest and press videos are below.
Guests and press
youtube · MoneyDJ理財網
【MoneyDJ財經新聞】洋華光電轉型多年 今年有望轉盈
Main products
- Optoelectronics
Certifications
No certificate is copied here. Ask the company for the original.
Export markets
Listed company. See the annual report.
Questions
Want to ask more? Use the guide at the lower right. On this page I only talk about this company.
What does 洋華 actually do?
YFO (ticker 3622) is filed under Optoelectronics. YFO (3622) is a listed Optoelectronics company, registered in Taoyuan. Their own site is https://www.yfo.com.tw.
How do I reach them?
They are registered at NO.31, JING JIANN 1ST RD., KUANYIN INDUSTRIAL ESTATETAOYUAN, TAIWAN, R.O.C. (Taoyuan). Phone 03-4833665. Fax 03-4833660. Email SHARONHO@YFO.COM.TW. Or start from their site: https://www.yfo.com.tw. The map pin is only to show the area, not an invitation to walk in.
Who should I ask for?
Chairman 白志強. General manager 許益川. Spokesperson 何逢有. These names are on the exchange filing. Ask the switchboard for them. They may not pick up personally.
How big are they, and when did they list?
Founded 2002. Listed 2009-03-25. Paid-in capital NT$1,513,276,000. Headcount is not on this public table, so I will not guess it.
Can I ask them for a quote or OEM work?
You can ask. This page has no price list and no MOQ. It also does not say whether they take OEM or ODM. Start at https://www.yfo.com.tw.
Can I see their certificates first?
No certificate is shown here. A company filing usually does not attach ISO paperwork. Ask them for the original. I will not assume which ones they hold.
Where is their website, and are they on social?
Their site is https://www.yfo.com.tw. The site does not list a social account, so I will not guess one. The logo is the one on their site.
What is the ticker and uniform number, so I have the right company?
YFO, ticker 3622, uniform number 80260061. The ministry filing is here: https://findbiz.nat.gov.tw/fts/query/QueryCmpyDetail/queryCmpyDetail.do?banNo=80260061.
Who else is in the same line of work?
They sit in Optoelectronics. The other companies in that chapter are on the chapter page, with address and phone.
Can I place the order here?
No. We do not take payment, and we do not quote for YFO. Call them at 03-4833665, or open https://www.yfo.com.tw. The site is presented by 時刻智能 × BRANDOMINATION. Email abitmore131@gmail.com, phone +886 2 7742 6299.
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