Donlouco sub contractor, Ningbo• Main Building New Main Building has just been completed at the end of 2006 .

Profile Our sub contractor is one of China’s leading

professional manufacturer and exporter of RF coaxial connectors, RF cables, components, auto parts ,precision parts and assemblies. We also serve our customers sourcing in China custom components in a variety of product categories including RF products, auto parts and metal parts.

New Main Building has About 16,000 square meters area.

A team of over 120 skilled staff.Turnover is over 5 million USD. located in a large seaport-Ningbo, Zhejiang province,

China, with excellent transportation facilities. With over 8 years of proven performance, It’s a young

company and develops fast.

Our Mission

Our mission is to provide high quality products of RF coaxial connectors, Interconnecting , Components and OEM/ODM with high quality, low costs and service solutions for our customers, while creating a positive environment for our workforce.

Our Company Structure

Market

Asia 20%

Europe 25%

America 30%

Other 10%

China 15%

Products

RF Connectors

Preci sonPartsPatch Panel s&Cabi netsAuto Parts

Other

Products RF ConnectorsChina RF coaxial connectors and RF cable assemblies are widely used in automotive, broadband, instrumentation, Internet, military/aerospace and wireless infrastructure markets, such as:L9（1.6/5.6） BMA BNC BNC（75） C4(1.0/2.3) CC4(1.0/2.3) DIN 7/16 FME（SAP） MCX MCX75 MMCX Mini-UHF UHF N（75） SMA SMB SMC SSMA SSMB SMZ TNC TNC(75) SMB(75) Mini-SMB

Products

RF Coaxial Cables

Provides radio frequency coaxial cables for official digital signal transmission, instrumentation, and other communication system. You can choose suitable cables from a variety of RF coaxial cables as follows:

SYV,SFYV,SFYZ,SFYE,SYWY,SYWZ,1.5C-2V,2.5-2V,AWG series, RG series, LMR series, CATV coaxial cables, etc.

ProductsPatch Panels & Cabinets

ProductsPrecision Parts & Auto Parts

Manufacturing Capability Processes

Manufacturing capability including: • Machining(Swiss Precision Auto Lathe, CNC Lathe, Milling

machine ,etc.)• Molding• Castings (aluminum, iron, steel, copper, die cast and

permanent mold)• Forming• Plastic Injection• Stampings• Extrusions• All surface treatment disciplines (paint, powder, anodizing,

plating)

Manufacturing Capability Main Equipment:

• Name Type Number place of origin

• 1. Single spindle automatic Swiss Screw Machines 20 Taiwan • 3. High Speed Precision Bench Lathe 40 Taiwan• 4. CNC Lathe C6430 8 Shanghai• 5. Milling Machine XK6040 2 Shanghai • 6. Drill Press SWJ-16 20 Hangzhou• 7. Tapping Machine S4116A 10 Hangzhou• 8. CNC Wire-cutting Machine DK7716A 2 Shanghai• 9. CNC Electric Discharge Machine DKQ7125 2 Beijing• 10. Centerless Grinding Machine T1040A 1 Wuxi• 11. Plastic Injecting Device CJ150NC-33 4 Ningbo• 12. Die Casting Machine 　 2 China • 13. Argon Arc Welding Machine WS-250 2 China• 14. Shearing Machines NCCO-30042 2 Shanghai• 15. Bending Press RG-1002 1 • 16. Press J23-125T 20 Shanghai• 17. Vibration Polish Machine 2 Ningbo• 21. Assembly Line 3

Some Workshops

Some Machines

R & D Engineering Capabilities

• R & D Department is divided into RF Connector technical Team and Precision Component Team, with over 9 knowledgeable and veteran engineers.

• Using CAD/CAM facilities and 3D EM Simulation Software Tool for Design of RF connectors and precision components.

• Sampling from a concept to prototype with 2 weeks• Specializing in custom designed RF connectors and

applications• Being good at manufacturing precision piece parts

according to the specifications of customers.

R & D Engineering Offices

Quality Assurance We strictly adopt quality assurance

system of ISO9001: 2000 edition. Product testing for verification of critical process control is an integral part of the overall manufacturing process. The instruments include :

• 1. Micrometer• 2. Caliper• 3. Height Gauge• 4. Bore Micrometer• 5. Thread Plug/Ring Gauge• 6. Surface Roughness Meters• 7. X-Ray plating Thickness

Instrument• 8. CCD Vision Measurement System• 9. Rigidity Meter 　 • 10. Acid Atomizing Test Box • 11. Network Analyzer Meter • 12. Pull Meter• 13. Digital multimeter • 14. Voltage Meter• 15. Insulation Resistance Meter

Testing Room

Thanks for your time.

Hope to do more business with you in the future.

Best Regards.