Navestel supplies range of electronic components by very competitive prices: 

IoT-, RF- and GPS- modules: Quectel, IMST, AcSip, Espressif

Antennas: Antenova, ProAnt, Unictron, JC Antenna, Tekfun, 2J +

RF connectors, cables, cable assemblies: Ftime +

Passive components: Coilmaster, Polytronics

Batteries: EEMB, Howell Energy +

LED components: Foryard

Switches and connectors: E-SwitchTaclex, MUP Connectors, Connfly

Quartzes: Aker, Epson

Audio components: Kepo

Memory components: Micron, Alliance Memory

Flash data storage solutions:  ADATA, ACPI