C.T.C. Basic Facts

• Management Office :  13
• Administration: 3
• Quality : 5
• R&D : 2
• Engineer : 8
• Staff & Workers : Approx. 120

• Paid-up Capital : HKD 3,000,000.00
• Total Assets : over HKD 30,000,000.00

Milestones

1985        The Company was found for trading business on Coil & Inductor products;

1987        The first production line was set up in Zhuhai, Guangdong Province, China;

1988         Importing advance manufacturing machines for production of complex coils and inductors;

1989        C.T.C. Coils Limited is established

1990        Production plant was moved from Zhuhai to Dongguan, Guangdong Province, China;

1991        C.T.C. owned 100% of the manufacturing plant;

1997        C.T.C. Electronics Factory was expanded and moved to FongGang, Dongguan, Guangdong Province, China;

1999        ISO 9002 Certificate was awarded;

2002        C.T.C. qualified as the main supplier of coils for the project of Smart Electric Meter in Italy;

2003        ISO 9001:2000 Certificate was granted;

2004        Second factory is established in Tangxia, Dongguan, Guangdong Province, China.

The Product Line

• Fixed Inductors, Axial Type
• Fixed Chokes Coils, Radial & Axial types
• Transformers, Drum Type
• Ferrite Bar Coils
• High Current Filter Chokes
• Toroidal Coils, with or without base types
• Balun Coils
• Splitter Coils
• Spring Coils / Air Wound Coils
• EMI Filter Chokes
• Wide Band Chokes
• SMT Power Inductors
• Multi-layer Chip Inductors / Wound Chip Inductors
• Transformers
• Common Filters 

Quality Control

C.T.C. Coils Ltd. has been established since 1989 and serving our customers with assured quality, on time delivery and competitive pricing of products. In March of 1999, our quality management system granted the ISO9002 : 1994 certificate via RWTUV and has upgraded to ISO9001 : 2000 in April of 2002. 

Through our well trained employees, continuous improvement and technological experience, we offer customers lots of alternative in coils, inductors and transformers. We are also capable to design and develop products according to special requirements of custom circuitry. To provide custom-made products and speedy respond services are our strategy to ensure customers satisfaction since we established. We are looking forward to be your truly reliable business partner in the coming future.

<< Quality Control Flow >>

<< ISO Certificate >>

FACTORY: MAJOR TESTING EQUIPMENT

• Q-Meter HL-2801
• Q-Meter MQ-1601
• LCR Meter CH-100 
• LCZ Meter CH-1062
• Intelligent L-SRF Meter HL-2770
• Current Meter CH-301
• Insulation Tester SK-3005
• Hi-Pot Test Meter CH-852A
• RF Network Analysis HP-8712C
• RF AUTO Q-L AUTO-SORTER HM9481 
• RF AUTO Q-METER HM9481
• RF AUTO Q-L AUTO-SORTER HM2820 
• Insulation Tester SAIT-200
• Electric Generator (140kW & 85kW)
• Winding Machines MT-1015A
• Dual Winding Machines LDC-41M
• Belt Type Toroid Winding Machine TWC-01
• Transformer Winding Machine MS-80
• Pining Machine FR-118
• Coating Machine CT143
• Insulation Tester SK-3005
• Precision LCR Meter HP4284A
• Automatic Forming & Tape Machine TPC-200
• SMT Soldering Machine SAS-881
• SMT Forming & Tape Machine TP-403A
• Push-Pull Gauge

THE SOURCES OF MATERIAL SUPPLIED