A fraudulent company called Gem4Me launched a token named GemCoin (GMC). Please avoid giving money to these criminals.

Detailed proof here:

English:
https://scamouting.home.blog/2018/11/30/gem4me-an-intricate-financial-scam/
Russian:
https://scamouting.home.blog/2018/11/30/gem4me-%D0%B7%D0%BB%D0%BE%D0%B9-%D0%B7%D0%B0%D0%BF%D1%83%D1%82%D0%B0%D0%BD%D0%BD%D1%8B%D0%B9-%D1%81%D0%BA%D0%B0%D0%BC/