Our company provides EMS/ODM services,covering PCB design,copying boards&BOM tables,electronic component procurement,PCB production,SMT,plug-in,assembly,programming,and finished product testing.Adopting ISO9001:2015 international quality management system and ISO14001 environmental protection system.

The daily production capacity can reach 2 million points,and IC/BGA can be mounted with a minimum IC pin spacing of 0.25mm.BGA ball heels can reach 0.25mm,and soldering technologies(SMT solder paste technology and SMT red glue technology)are selected.

Using first article inspection,AOI optical inspection equipment effectively controls and safeguards quality issues in this process.Widely serving various fields such as smart homes,smart wearable devices,smart devices,Internet of Things,household appliances,computers,communication,optoelectronic instruments,industrial control&VR/AR/AI,etc.

Shenzhen Longjiangchang Circuit Co.,Ltd.is the first OEM/ODM enterprise to adopt ISO9001:2015 international quality management system and IATF16949:2016 automotive electronics industry quality system.It mainly undertakes various difficult and large-scale SMT surface mount processing,COB bonding processing,AI automatic plug-in,DIP post soldering processing services and other complete processing chains.It widely serves various industries such as smart home,automotive electronics,medical and health,military aerospace,3C electronics,household appliances,etc.

Longjiang Chang Circuit has a fully automatic SMT medium and high-speed surface mount machine(Yamaha YS-12F+YS-24F from Japan),a Desen-DSP1008 printing machine,a Sitake-S8030,a Jintuo-JTE1000 reflow oven,a Zhenhua Xing-VCTA-A410,ASM520A,530 fully automatic bonding machine,multiple AI machines,DIP wave soldering machines,and multiple production lines for post soldering and assembly.SMT:4 million points(components)per day;Plugin(DIP):2 million points(components)per day;Repair soldering(PCBA)1.2 million points(solder joints)per day.Advanced production equipment,excellent management team,dedicated to providing customers with efficient and high-quality services.

Longjiang Chang Circuit always adheres to the quality policy of"full participation,fine management,continuous improvement,high-quality service,and customer satisfaction",and upholds the business philosophy of"common development and common improvement",fully implementing the corporate mission of"making customers successful"!We deeply understand the key role of quality,price,and delivery time in improving our customers'market competitiveness,and we have always spared no effort to help our customers achieve this goal.Our service commitment has always been to provide excellent quality,competitive pricing,and timely delivery.