Turnkey PCB Assembly and EMS Solution with FR4 / Rogers / Aluminum Material 0.5OZ-10OZ Copper About Suntek Group Suntek is a contract supplier in EMS field with one-stop solution for PCB/FPC assembly, Cable assembly and Box-build assembly. Suntek Electronics Co., Ltd, as the major facility, located in Hunan Prov, China; BLSuntek Electronics Co., Ltd, as the new facility, located in Kandal Prov, Cambodia. With ISO9001:2015, ISO13485:2016, IATF 16949:2016 and UL E476377