| Country or Region | Company | Symbol | Note |
|---|---|---|---|
| China Mainland | Renqiu Hongxin Fastener Co., Ltd. | HX | ⑥ |
| China Mainland | Changshu Standard Parts Factory Co., Ltd. | CS | ⑥ |
| China Mainland | Qingdao Wabiao Automotive Fasteners Co., Ltd. | WAB | ⑥ |
| China Mainland | Langfu Locking Measure Technology Co., Ltd. | LF | ⑥ |
| China Mainland | Shanghai Teqiang Fastener Technology Co., Ltd. |
TQ 
|
⑥ |
| America | ATF, Inc. |
|
② |
| China Taiwan | Chen Chia Bolt Industrial Co., Ltd. | J | |
| China Mainland | Shanghai WOTON Industrial Co., Ltd. |
|
⑥ |
| China Mainland | Pinghu Dragon Fastener Co., Ltd. | GD | ② |
| China Mainland | Xi'an Fuermosha Mechanical and Electrical Equipment Co., Ltd. |
CFS 
|
⑥ |
| America | South Texas Fasteners & Supplies, Inc. |
|
② |
| America | Sigma Fasteners, Inc. | 01WT | ② |
| America | Elgin Fastener Group LLC | CP or QB | ② |
| China Taiwan | Ku Fu Fasteners Co., Ltd. | KF | |
| South Korea | Shinjin Fasteners Co., Ltd. | SJF | ② |
| China Mainland | Wenzhou Zhengke Hardware Products Co., Ltd. | ZK | ⑥ |
| America | Fastener Dimensions, Inc. |
|
② |
| China Mainland | Shanghai Fastenman Metal Product Co., Ltd. | HFM | ⑥ |
| China Mainland | Wuxi Standard Parts Factory Co., Ltd. | XS | ⑥ |
| China Mainland | Shaoxing Shaoli Fasteners Co., Ltd. | HG8 | ⑥ |
| China Taiwan | Yi Ti Mold Enterprise Co., Ltd. |
|
|
| China Taiwan | Yeu Yuan Ltd. | 01VU | ② |
| China Mainland | Handan Deli Fasteners Co., Ltd. |
JDL 
|
⑥ |
| China Taiwan | Tycoons Group Enterprise Co., Ltd. | T or TY | |
| China Mainland | Gem-year Industrial Co., Ltd. |
CYI 
|
⑥ |
| America | Security Locknut LLC |
|
② |
| China Mainland | Jiaxing Delei Hardware Products Co., Ltd. |
|
⑥ |
| China Taiwan | Super Cheng Industrial Co., Ltd. | HN | |
| China Mainland | Shanghai Arvid Hardware Co., Ltd. | AF | ① |
| America | Acument Intellectual Properties, LLC |
SFT 
|
② |
| China Mainland | Shandong Botai Import and Export Co., Ltd. | BTC | ⑥ |
| America | All-Pro Threaded Products, Inc. |
|
② |
| China Mainland | Shanghai Yougao Fastening System Co., Ltd. | UG | ⑥ |
| China Mainland | Ningbo Haixin Hardware Co., Ltd. | NHX | ⑥ |
| America | Valley Forge & Bolt Manufacturing Company |
|
② |
| China Taiwan | TSUN-CHEN Industrial Corp. | TC | |
| China Mainland | Wuxi Juling Hardware Products Co., Ltd. | TO | ⑥ |
| China Mainland | Shenyang Dongyi Machinery Manufacturing Co., Ltd. | D | ⑥ |
| America | SPS Technologies, LLC |
|
② |
| America | Gateway Screw & Rivet, Inc. | 01JI | ② |
| China Mainland | Sahndong Baoyuan Standard Parts Manufacture Co., Ltd. | YBY | ④ |
| America | Screws Industries, Inc. | 01JH | ② |
| China Mainland | Shanghai Lingying System Integration Technology Co., Ltd. | SHY | ⑥ |
| Canada | J. Lanfranco Fastener Systems Inc. | JL | ② |
| China Mainland | Jiangsu Tuozhan Material Technology Co., Ltd. | TZ | ⑥ |
| China Mainland | Zhejiang Ruikeda Technology Co., Ltd. | KK | ⑥ |
| China Mainland | Shenyang Tools Standard Parts Manufacturing Co., Ltd. | BG | ⑥ |
| China Mainland | Ningbo Huazhi High Intensity Fastener Manufacture Co., Ltd. | HZ | ⑥ |
| China Taiwan | Rodex Fasteners Corp. | RDX | |
| China Mainland | Tropss (Shanghai) Industry Service Co., Ltd. | TFS | ⑥ |
| China Mainland | Anhui Changjiang Fasteners Co., Ltd. | CJ | ⑥ |
| China Mainland | Harbin STF Precision Tools Co., Ltd. | STF | ④ |
| China Taiwan | Good Use Hardware Co., Ltd. | GOOD USE | |
| China Mainland | Jiaxing Shuo yuan Fastener Manufacturing Co., Ltd. | JSY | ④ |
| Italy | Fontana Fasteners, Inc |
4F 
|
② |
| China Mainland | Jiangsu Saifule Metal Products Manufacturing Co., Ltd. | ZHY | ⑥ |
| America | Ameribolt, Inc. |
|
② |
| China Mainland | Screwman (Jiangsu) Co., Ltd. |
SMC 
|
⑤ |
| China Mainland | Chengdu Xinxin High-strength Fastener Manufacturing Co., Ltd. |
XQ 
|
⑥ |
| Japan | Alps Seiko Co., Ltd. |
|
② |
| China Taiwan | At-Home Enterprise Co., Ltd. | AH | |
| China Taiwan | Yow Chern Co., Ltd. | YC | |
| China Mainland | Wuhu Fuda Fastener Co., Ltd. | XFD | ⑥ |
| China Taiwan | Yensen Technology Co., Ltd. |
|
② |
| China Mainland | Ningbo Junli Fasteners Manufacturing Co., Ltd. | GS | ⑥ |
| Germany | Karl Berrang GMBH | 01JW | ② |
| China Mainland | Shandong Qihe Standard Parts Co., Ltd. | QH | ⑥ |
| China Mainland | Changzhou Baigu Trading Co., Ltd. | 01YA | ② |
| China Taiwan | Zyh Yin Ent. Co., Ltd. | ZY | |
| China Mainland | Xuzhou Xinxing Fastener Technology Co., Ltd. |
XFTC 
|
⑥ |
| America | RX Industrial Corp. | 01LO | ② |
| America | Stelfast Inc. |
|
② |
| China Mainland | Taizhou Fengye Metal Products Co., Ltd. | SUS | ⑥ |
| China Taiwan | Linkwell Industry Co., Ltd. |
|
② |
| America | Ameriforge Group Inc. |
|
② |
| China Mainland | Ao Zhan Industrial Co., Ltd. |
|
⑥ |
| China Taiwan | Boltun Corporation Ltd. |
|
|
| China Mainland | Ningbo Zhenhai Xingyi Fasteners Co. Ltd. | XYLX | ② |
| China Mainland | Shanxi Jianke Fangyuan Auto Parts Co., Ltd. |
|
⑥ |
| China Mainland | Ningbo Yinzhou Yongsheng Fastener Manufacturing Co., Ltd. | MYH | ④ |
| China Mainland | Ningbo Zhenhai Wanli High Strength Fastener Co., Ltd. | WL | ⑥ |
| China Taiwan | VERTEX Precision Industrial Corp. |
|
|
| China Mainland | Finesun Intelligent Technology (Shanghai) Co., Ltd. |
FS 
|
⑥ |
| China Mainland | Shanghai Caifu Machinery Co., Ltd. |
TK 
|
⑥ |
| China Mainland | Fangyuan Group Co., Ltd. | FY | ⑥ |
| China Mainland | Handan Hualong Fastener Co., Ltd. | HL | ⑥ |
| China Mainland | Tongxiang Herui Hardware Co., Ltd. | THR | ⑥ |
| China Mainland | Beijing Hongguang Electromechanical Equipment Factory | HG | ① |
| China Mainland | Shenzhen Aerofasteners Mfg. Co., Ltd. | 3L | ⑥ |
| China Taiwan | Karat Industrial Corporation | KARAT | |
| China Mainland | Jiaxing Chaoluo Fastening Technology Co., Ltd. | CL | ⑥ |
| China Mainland | Metins Machinery Trading Co., Ltd. | MT | ① |
| Japan | Fuji Seimitsu Co., Ltd. |
|
② |
| China Mainland | Ningbo Jiyuan Import and Export Co., Ltd. |
|
⑥ |
| China Mainland | Hangzhou Lihuahuang Industrial Co., Ltd. | SM | ⑥ |
| America | Risco, Inc. | 01XJ or 01DC | ② |
| China Mainland | Zhejiang Fasina Intelligent Technology Co., Ltd. | FSN | ⑥ |
| China Taiwan | Ever -Top Hardware Corporation |
|
② |
| America | Sirco Industries, Inc. | 01FV | ② |
| China Mainland | Zhejiang Santie Information Technology Co., Ltd. |
SCM 
|
⑥ |
| China Mainland | Guangdong Shixi Fastener Technology Co., Ltd. | ALi | ① |
|
To display more data, please use the query function! |
|||
Note:
①China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 10 [2021-04-08];
②U.S. Patent & Trademark Office Fastener Insignia Register Active Insignias, Jan 29, 2020;
③China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 11 [2023-05-16];
④China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 12-1 [2024-01-15];
⑤China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 13-1 [2024-11-01];
⑥China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 14 [2025-04-15];
①China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 10 [2021-04-08];
②U.S. Patent & Trademark Office Fastener Insignia Register Active Insignias, Jan 29, 2020;
③China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 11 [2023-05-16];
④China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 12-1 [2024-01-15];
⑤China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 13-1 [2024-11-01];
⑥China National Technical Committee for Fasteners: Identifying Marks of Verified Fastener Manufacturers, Announcement No. 14 [2025-04-15];