One-Stop Fr4 PCBA for Calculator

E-SOURCES Three Advantages
1) Integrate Industry chain, we have 3 our own and holding companies for manufacturing components and PCBs. We can do PCB, PCBA, ODM, OEM and EMS one stop service, can ensure high quality and low price.
2) Professional, we have imported and advanced WORLD FAMOUS BRAND producing and inspection equipment. We have 10 experienced engineers to keep our process and technology support, we have our own corporation culture and management system ISO9001:2008 to courage our stuffs high efficiency.
3) Excellent Service, our experienced engineers and advanced equipments can control the producing, inspection and after service to satisfy our customers need, and our dedicate sales team can provide 24 hours service.

Competitive Advantage:

Process/Spec.	E-SOURCES	Features	Normal Company	Features
Print	Japan SUNEAST, GKG printer	High precision alignment with four Mark points,Prevent the PCB deformation,Adjust different thickness of PCB,Short printing time and printing cycle Bare,board dimension:48x48~759x610mm	local machine	Semi-automatic,alignment with two Mark points, Bare board dimension: 60x60~759x610mm
SPI	Korea KOHYOUNG 3D SPI machine	Inspect the PBC automatically,High speed,High precision,High  Flexible	local machine	Inspect the PBC Semi-automatically,Normal speed and Normal precision
SMT	SAMSUNG 481,421,411	Dual-track  chip mounter, High speed and high precision, Short printing time and printing cycle,Mount accuracy:+/-0.1mm	local machine	Monorail chip mounter,Normal speed and normal precision,Mount accuracy:+/-0.3mm
Solder	U.S.HELLER,BTU, German REHM Reflow Owen	Ten heating  zones,Temperature accuracy:±1°C,PCB size:48x48~ 759x610mm,Professional wind wheel design with stable blowing speed	local machine	Seven heating  zones,Temperature accuracy:±1.5°C,PCB size:0x60~759x610mm
DIP	Automatic manual DIP	Automatic,High speed	local machine	Semi-automatic,Normal speed
AOI	Japan OMRON online and offline  AOI machine	Good and defective PCBs can be stored separated automatically with rack,High precision,High stability	local machine	Semi-automatic

Process/Spec.	E-SOURCES Feature	Normal Company
Package	strict process system	normal packing
Number of layer:	1-36 L	1-16 L
Type of assembly:	SMT and DIP	SMT and DIP
Type of SMT :	QFP, SOP, SOJ, TSOP, TSSOP, QFN,  POP,BGA,PBGA and UBGA	QFP, SOP, QFN,
Solder:	Lead Free (11 zones reflow soldering)	7 zones reflow soldering
Testing:	100% AOI,3D SPI, ICT, Electronic test,  Visual inspection, Functional test	Visual inspection, Functional test
Bare board dimension:	48x48~759x610mm
Min. component size:	1005	0201
Min. IC space:	0.25mm	0.3mm
Min. pitch of BGA:	0.4mm	1mm-3mm
Min. pitch of QFN:	0.4mm	\
Printed precision:	0.01mm	0.015mm
SMT precision:	0.02mm	0.03mm
Pass rate	85%	50%-70%
Remote monitoring by clients	Yes	No
Flexibility	Max 74x74mm. Equipment has 4 robot arms, various head units.	Max size 7070. Has 2 robot arms.
Component suppliers	Long time strategy partners with world-class component suppliers. Steady and low prices.	Often changes component suppliers. Quality is unstable.
Warehouse	Constant temperature, dustproof, moistureproof, anti-static.	Common Warehouse.
Sales team	Bacholer degree of international trade or Englsih related majors.	High school graduation certificate or above

 
FAQ
Q1:What is your products range?
§.We provide PCBA for IT, communication, tablet PCs, smart cards, financial equipments, auto electronics, GPS modules. We can do OEM,ODM.
Q2:Do you provide material sourcing service?
§.We have our own industry chain. Our material sources are stable, high quality and low prices.
Q3:Do you provide complete unit assembly service?
§.Yes, include plastics, metal box, Coil, cable inside etc
Q4:What is your payment term ?
§.T/T  or L/C at sight.and  It ' s negotiable
Q5:What is you trade term?
§.FOB Guangzhou/Shenzhen port.
Q6:Do your pay for import taxes and duty?
§.No, they are not included. Clients should pay for them.
Q7:How long do you need to make samples? And how about the lead time?
§.About  15-20 days for samples, and about  45 days bulk production after get your  payment  
Q8:How do you make sure product quality?
§.We have 3D SPI, AOI,and we do ICT, Electronic test, Visual inspection, Functional test.
Q9:What about your shipping method?
§.We suggest you using our DHL, UPS, FedEx, TNT forwarder. By EMS (Usually for Russia Clients), price is high. 
Q10:Can we visit your factory?
§.Yes, welcome to visit us any time.