| Manufacturer | CB Certificate No. | IECQ Certificate No. | | CB/NAI | Issue Date | Status | |
a | |
b | |
c | |
| C E L [France] | |
| Cada Industrial Co Ltd, Reliability Test... [Taiwan] | |
| Campbell Hausfeld Shanghai Office [China] | |
| CarUX Technology (Shanghai) Ltd [China] | |
| Cathay Consolidated, Inc [Taiwan] | |
| CC Electronics Europe Limited [United Kingdom] | |
| Celxpert Energy Corporation [Taiwan] | |
| Centra Science Corp [Taiwan] | |
| CETECOM [Spain] | |
| CHANGZHOU HUAWEI ELECTRONICS CO, LTD [China] | |
| Channel Electric Equipment Ltd [United Kingdom] | |
| CHAO ZHOU THREE-CIRCLE (GROUP) CO, LTD [China] | |
| CHAO ZHOU THREE-CIRCLE (GROUP) [China] | |
| CHAOZHOU THREE-CIRCLE (GROUP) CO, LTD GU... [China] | |
| Cheetah Inspection Inc [Taiwan] | |
| CHENGDU TIEDA ELECTRONIC CO, LTD [China] | |
| CHENGDU XUGUANG ELECTRONICS CO, LTD [China] | |
| Chenrol Electric Wire & Cable Co, Ltd [Taiwan] | |
| Chi Mei Corporation Specialty Chemicals ... [Taiwan] | |
| Chi Yuan Plastic Industrial Co, Ltd [Taiwan] | |
| Chin-Poon Industrial Co, Ltd Taoyuan Pla... [Taiwan] | |
| CHIPIDEA MICROELECTRONICA SA [Portugal] | |
| CHIPIDEA MICROELECTRONICA [Portugal] | |
| CHONGQING SICHUAN INSTRUMENT MICROCIRCUI... [China] | |
| Cinch Connectors Limited [United Kingdom] | |
| Circast Electronics Limited [United Kingdom] | |
| CIRETEC [France] | |
| CKT Rubber Co, Ltd [Taiwan] | |
| Compagnie Deutsch Orléans [France] | |
| Compstock Electronics Ltd [United Kingdom] | |
| CONDENSATEURS SIC-SAFCO [France] | |
| CONDENSATEURS SIC SAFCO [France] | |
| CONTAG GmbH [Germany] | |
| COPEL [France] | |
| CROSS MODULE TECH CO [Taiwan] | |
| CROWNPO TECHNOLOGY INC [Taiwan] | |
| | T1036 | M-IECQ ECB 04.0036 | | ULTW (United States of America) | 1998/09/16 | Cancelled | |
| CTI-VESP Technology Corporation ShangHai... [China] | |
| CTI-VESP Technology Corporation [China] | |
| Current Electronic Technology (Heyuan) C... [China] | |
| Cyntec Co, Ltd [Taiwan] | |
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