Green energy & environment · Central manufacturing heart
SF
SF (8341) is a listed Green energy & environment company, registered in Yunlin.
Compiled from the Ministry company filing and listed-company records.
Yunlin · 8341
日友環保科技股份有限公司 (SF), ticker 8341, uniform number 89922041. Chairman 張芳正. General manager 張芳正. Spokesperson 謝明宏. Paid-in capital NT$1,300,000,000. Founded 1994. Listed 2015-03-23. Address NO.1-20,YUN-DUNG RD.,YUN-CHANG HSIANG YUNLIN HSIEN,TAIWAN,R.O.C. Phone 05-7885788. Fax 05-7887933. Email sf@mail.sunnyfriend.com.tw. Site http://www.sunnyfriend.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.
From the company
youtube · SUNNY FRIEND ENVIRONMENTAL日友環保科技股份有限公司
日友環保科技股份有限公司 簡介(中文)
Guests and press
youtube · 股海的諾亞方舟
【超級比一比】可寧衛、崑頂、日友，廢棄物處理大廠的超級比一比！！！
Main products
- Green energy & environment
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 日友 actually do?
SF (ticker 8341) is filed under Green energy & environment. SF (8341) is a listed Green energy & environment company, registered in Yunlin. Their own site is http://www.sunnyfriend.com.tw/.
How do I reach them?
They are registered at NO.1-20,YUN-DUNG RD.,YUN-CHANG HSIANG YUNLIN HSIEN,TAIWAN,R.O.C (Yunlin). Phone 05-7885788. Fax 05-7887933. Email sf@mail.sunnyfriend.com.tw. Or start from their site: http://www.sunnyfriend.com.tw/. The map pin is only to show the area, not an invitation to walk in.
Who should I ask for?
Chairman 張芳正. General manager 張芳正. Spokesperson 謝明宏. 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 1994. Listed 2015-03-23. Paid-in capital NT$1,300,000,000. 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 http://www.sunnyfriend.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 http://www.sunnyfriend.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?
SF, ticker 8341, uniform number 89922041. The ministry filing is here: https://findbiz.nat.gov.tw/fts/query/QueryCmpyDetail/queryCmpyDetail.do?banNo=89922041.
Who else is in the same line of work?
They sit in Green energy & environment. 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 SF. Call them at 05-7885788, or open http://www.sunnyfriend.com.tw/. The site is presented by 時刻智能 × BRANDOMINATION. Email abitmore131@gmail.com, phone +886 2 7742 6299.
Other members in this chapter
Green energy & environment
CENE
2072 · CENE
New Taipei · 八里區
CENE (2072) is a listed Green energy & environment company, registered in New Taipei.
Green energy & environment
Swancor
3708 · Swancor
Nantou · Nantou
Swancor (3708) is a listed Green energy & environment company, registered in Nantou.
Green energy & environment
HENGS
4582 · HENGS
Tainan · 永康區
HENGS (4582) is a listed Green energy & environment company, registered in Tainan.
Green energy & environment
DTECH
5292 · DTECH
Taoyuan · 中壢區
DTECH (5292) is a listed Green energy & environment company, registered in Taoyuan.
Green energy & environment
TSU
6581 · TSU
Changhua · 伸港鄉
TSU (6581) is a listed Green energy & environment company, registered in Changhua.
Green energy & environment
GSD-KY
6641 · GSD-KY
Kaohsiung · 鼓山區
GSD-KY (6641) is a listed Green energy & environment company, registered in Kaohsiung.