Quick answer: the top-ranked self-tapping screw brands in China on this list are AOZHAN (Zhejiang), CS (Jiangsu) and Jin Yi Shi Ye (Zhejiang). 7 Chinese brands are ranked by registration, contact and product data; 10 companies are listed in total. Updated 21 Oct 2026.
Ranked self-tapping screw brands
How this list is ranked- 01
AOZHAN
奥展实业AOZHAN
- Screws
- Self-tapping screws
- Nuts
Registered legal entity on file; email and phone published; operating since 2005.
View profile → - 02
CS
大力牌CS
- Screws
- Self-tapping screws
- Nuts
Registered legal entity on file; email and phone published; operating since 1955.
View profile → - 03
Jin Yi Shi Ye
晋亿实业
- Screws
- Self-tapping screws
- Nuts
Registered legal entity on file; email and phone published; operating since 1995.
View profile →
- 04
QIFENG 七丰QIFENG
Registered as 七丰精工科技股份有限公司 in 2001.
- Screws
- Self-tapping screws
- Bolt
- U-bolts
- Hex bolts
- Fasteners
Why it ranks here: registered legal entity on file; email and phone published; operating since 2001.
- 05
SFC SFC
Registered as 上海集优机械有限公司 in 2005.
- Screws
- Self-tapping screws
- Nuts
- Spring washer
- Bolt
- Dowel pins
Why it ranks here: registered legal entity on file; email and phone published; operating since 1922.
- 06
TONG 东明TONG
Registered as 浙江东明不锈钢制品股份有限公司 in 1995.
- Screws
- Self-tapping screws
- Nuts
- Spring washer
- Bolt
- Dowel pins
Why it ranks here: registered legal entity on file; email and phone published; operating since 1995.
- 07
JIDA 吉达JIDA
Registered as 浙江吉达金属有限公司 in 2015.
- Self-tapping screws
Why it ranks here: registered legal entity on file; email published; operating since 2000.
International self-tapping screw brands in China
Foreign-owned groups with Chinese manufacturing or sales companies. Listed separately so the ranking above covers Chinese manufacturers only.
- INT
BOSSARD BOSSARD柏中
Registered as 柏中紧固件(上海)有限公司 in 2014.
- Screws
- Self-tapping screws
- Nuts
- Hose clamps
- Bolt
- Dowel pins
Why it ranks here: registered legal entity on file; email and phone published; operating since 1831.
- INT
ITW ITW依工
Registered as 依工(中国)投资有限公司 in 2008.
- Self-tapping screws
Why it ranks here: registered legal entity on file; email and phone published.
- INT
BULTEN BULTEN布尔顿
Registered as 英莳精密部件(无锡)有限公司 in 2002.
- Self-tapping screws
Why it ranks here: registered legal entity on file; email published; operating since 1873.
Comparison table
| # | Company | Province | Est. | Registered company |
|---|---|---|---|---|
| 01 | AOZHAN奥展实业AOZHAN | Zhejiang | 2005 | 奥展实业股份有限公司 |
| 02 | CS大力牌CS | Jiangsu | 1955 | 常熟市标准件厂有限公司 |
| 03 | Jin Yi Shi Ye晋亿实业 | Zhejiang | 1995 | 晋亿实业股份有限公司 |
| 04 | QIFENG七丰QIFENG | Zhejiang | 2001 | 七丰精工科技股份有限公司 |
| 05 | SFCSFC | Shanghai | 1922 | 上海集优机械有限公司 |
| 06 | TONG东明TONG | Zhejiang | 1995 | 浙江东明不锈钢制品股份有限公司 |
| 07 | JIDA吉达JIDA | Zhejiang | 2000 | 浙江吉达金属有限公司 |
Frequently asked questions
How many self-tapping screws manufacturers and suppliers in China are listed here?
10 companies are listed for self-tapping screws (自攻螺丝). 7 Chinese manufacturers have full profiles and are ranked; 3 international brands with China operations are listed separately.
Where are China's self-tapping screws manufacturers located?
Among profiled companies: Zhejiang (5), Shanghai (3), Jiangsu (2).
How is this list ranked?
By the completeness and verifiability of each company's data: a registered legal entity, an official website, published contact details, a product range and company history. The rank is not a quality rating, and no company pays for its position. See How we rank for the full method.
How do I contact these manufacturers?
Each listing shows the company's official website and, where published, its email and phone number. Of the 10 companies listed, 10 have an official website and 10 publish an email address.