... low Professional of Large Aircondition Facility Remote Control System Design/prototype/fabrication/reverse engineering/OEM/ODM/PCBA We ... medical,instrument, environmental, industrial, networking,automotive, aeronautics, security and other industries. Our services sell well in China, ... , Class 1Annular Ring5 mil/side or Greater (Min. Design)Finish PlatingSolder(HASL), Lead Free Solder(HASL), ENIG ( ...