By 2020, the three major operators will invest up to $180 billion in 5G.By 2020, the three major operators will invest up to $180 billion in 5G.By 2020, the three major operators will invest up to $180 billion in 5G.By 2020, the three major operators will invest up to $180 billion in 5G.By 2020, the three major operators will invest up to $180 billion in 5G.By 2020, the three major operators will invest up to $180 billion in 5G.By 2020, the three major operators will invest up to $180 billion in 5G.By 2020, the three major operators will invest up to $180 billion in 5G.