Christianity is not the issue. What China, Japan, Europe, Mexico, Argentina and the rest of the crowd suffer from is an excess of Socialism.
Communist China suffers from an excess of Communism and socialism. And a little religion will go a long way.
But Socialism is only an attempt to get [ie steal] some of the kinder, gentler societal aspects resulting from Christianity, on the part of people who don't know Jesus and don't have the Holy Spirit or the Grace of God. And it shows.
When my imitation watch, says its imitation time, it throws imitation pearls, before imitation swine.
PS Jesus says, "I am the only door. If anyone tries to get into the sheep-fold other than by the door, he is a thief and a robber."