Product Name: Auto Double Side PCB with Immersion Gold RoHS (OLDQ28) Model NO.: OLDQ28 Brand: ZH Insulation Materials: Epoxy Resin base Material: Copper Processing Technology: Electrolytic Foil Mechanical Rigid: Rigid Flame Retardant Properties: V0 Application: Communication Material: Fiberglass Epoxy Dielectric: FR-4 Type: Rigid Circuit Board Certification: UL, RoHS, ISO9001:2000, T/S16949 Trademark: OULONG Transport Package: vacuum packing, in cartons Specification: Lead Free Origin: CHINA HS Code: 85340090 Product Description about us ZHENGJIANG OULONG ELECTRIC CO.,LTD was established in 1995. Through 20 years of development, ithas been regarded as a creditable manufacturerby international customersin China. The companyspecializesin the production of all kinds of PCB (Double-sided Board, Multi-layers Board, HDI, FPC)as well as supplier of SMT,OEM,ODM. The company is the high-tech enterprise in Zhejiang province.It has been rated as "Technology-orientedSmall & Medium-sized Enterprise" in Zhejiang and recognized as "Four Star Enterprise" in Wenzhou Economic and Technical Development Zonefor consecutive several years. The company is situated on the beautiful Oujiang River. Itcoversan area of 32,000 square metersand the building areas reach 60,000 square meters. We have RMB 280 million of fixed assets and 200 sets different kinds of advanced equipments including PCB design, production and test. The company employs more than 1200people, of which, most of them are talented engineers, technicians and skilled workers. Our annual production capacity can reach 1 millionsquare meters. We carry out ISO/TS 16949 quality management system to further improve product Quality, Production process, Marketing and Human Resource etc. With continuous efforts of our employees, our sales network has been expanded all over the country. In early 2002, we haveexportedour products toSoutheast Asia, North America, Korea, Russia etc.Ourexport value has reached 30 million of US dollars, accountingfor 50% of our total sales value. In the principle of "Sincerity First, Rapid Service "and "Science and technology is the first productivity", we provide the best service to our customers andset upsales office in overten middle and large cities of country. PRODUCTION CAPACITYItemsParameterSpecialLayers Counts2-20Board materialFR-4,AluminumHighTg FR4max Fabrication area580×700mm500mm×3000mmBoard thickness0.1-3.2mmCamberDouble Sidemulti-layersd≤0.075mmd≤1%d≤0.05mmImpedance±7%±5%PTH toleranced>5.0±0.076mm0.3<d≤5.0±0.05mmd≤0.3±0.08mmMin finished hole size0.15mmHole copper thickness≥20umMin track width, spacing0.05mm×0.05mmProfile size±0.1mm±0.05mmProfileRouting,Punch,Cut,V-cut,ChanferSurface finishImmersion Gold:0.025~0.075umGold finger:≥0.13 um≥1.0 umOSP:0.2-0.5µmHAL:5~20 umLEADFREE HAL:5~20 umSurface platingSolder mask: Black Green White Red Thickness≥17um,Block,BGACharacter : Black Yellow Green White style: Highness≥0.0.625mm Width≥0.125mmPpeelable mask: red bule thickness≥300 umCarbonink : Black thickness≥25 um Highness≥0.30mm Width≥0.3mmPRODUCTION MAIN EQUIPMENTS Further detailed informations, welcome to contact us